Perfect Locks Straight Seamless Clip-In Hair Extensions in Natural Black  with black clips and a purple tag laid flat on white background.
Close-up view of smooth, chocolate brown hair with a shiny texture and subtle waves, enhanced by Perfect Locks Clip-In Extensions in color 3.
A set of Straight Seamless Clip-In Hair Extensions in Golden Brown  by Perfect Locks with clips and a purple Perfect Locks tag.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in Honey Blonde , showing fine, natural texture and individual strands.
A set of Straight Seamless Clip-In Hair Extensions in Platinum Blonde  from Perfect Locks, each with metal clips and a purple tag.
Close-up of Straight Seamless Clip-In Hair Extensions by Perfect Locks in highlighted brown auburn (30/31/33), with straight, smooth Remy hair.
Highlighted Pearl Blonde (8/26/613) Straight Seamless Clip-In Hair Extensions by Perfect Locks with clips and a purple tag.
Close-up view of Perfect Locks Straight Seamless Clip-In Hair Extensions in Rooted Black to Silver, with visible strands and smooth texture.
Perfect Locks Straight Seamless Clip-In Hair Extensions in Pumpkin Gold have layered wefts, small top clips, and a purple tag.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in honey blonde, with a smooth, shiny texture and subtle tonal variations.
Platinum blonde Straight Seamless Clip-In Hair Extensions by Perfect Locks in overlapping rows, metal clips on top, purple tag left.
Close-up of straight, platinum blonde hair strands, neatly arranged and showing the smooth, shiny texture of Perfect Locks Straight Seamless Clip-In Hair Extensions.
Perfect Locks Straight Seamless Clip-In Hair Extensions in highlighted brown auburn, shown flat with clips at the top and a purple tag on the left.
Close-up of straight hair in highlighted brown auburn, showing natural dimension and ideal for blending with clip-in extensions.
A set of Perfect Locks Straight Seamless Clip-In Hair Extensions in rooted cool brown, fanned out, with clips and a purple tag.
Close-up of straight, smooth, rooted cool brown hair with natural highlights and shine—ideal for blending with clip-in extensions.
A set of metal gray Straight Seamless Clip-In Hair Extensions by Perfect Locks with multiple gold clips and a purple tag attached.
Close-up of straight, smooth Perfect Locks Straight Seamless Clip-In Hair Extensions in metal gray, showing fine strands and subtle color variations.
The Perfect Locks Straight Seamless Clip-In Hair Extensions in brown balayage are laid flat, showing wefts with clips and a purple tag.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in brown balayage, featuring straight Remy hair with natural highlights and lowlights.
A set of Perfect Locks Straight Seamless Clip-In Hair Extensions in silver laid flat, with white clips on top and a purple tag.
Close-up of straight, smooth Perfect Locks Straight Seamless Clip-In Hair Extensions in silver with subtle shine and even texture.
Several Perfect Locks Straight Seamless Clip-In Hair Extensions in burnt orange are neatly arranged, each with small clips on top. One extension has a purple tag.
Close-up of smooth, straight hair in a vibrant burnt orange shade with natural shine and fine lines—perfect for showcasing Perfect Locks Straight Seamless Clip-In Hair Extensions.
Perfect Locks Straight Seamless Clip-In Hair Extensions in highlighted pearl blonde, white clips at top, purple tag on right.
Close-up of straight, long highlighted pearl blonde hair with smooth texture and natural variations—ideal for Perfect Locks extensions.
Perfect Locks Straight Seamless Clip-In Hair Extensions in flawless blonde balayage with brown clips and a purple tag on top right.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in blonde balayage, with a seamless gradient from dark roots to light ends.
Straight Seamless Clip-In Hair Extensions by Perfect Locks in pumpkin gold, with beige clips, purple tag, Remy human hair.
Close-up of straight, shiny pumpkin gold hair with visible strands, evenly aligned and well-groomed, showcasing Perfect Locks Straight Seamless Clip-In Hair Extensions.
Perfect Locks Straight Seamless Clip-In Hair Extensions in rooted golden blonde with multiple attached hair clips and a purple tag.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in rooted golden blonde with an ombre blend from brown roots to blonde ends.
Perfect Locks Straight Seamless Clip-In Hair Extensions in rooted golden brown with multiple clip-in fasteners and a purple tag.
Close-up view of Perfect Locks Straight Seamless Clip-In Hair Extensions in rooted golden brown, with straight, smooth, shiny strands.
Straight Seamless Clip-In Hair Extensions by Perfect Locks, rooted black to silver, shown with a purple Perfect Locks tag attached.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions, featuring a rooted black to silver gradient color.
A set of jet black Straight Seamless Clip-In Hair Extensions by Perfect Locks, showing wefts with clips and a purple tag.
Close-up of Perfect Locks Straight Seamless Clip-In Hair Extensions in jet black, highlighting smooth, straight strands and subtle shine.
A woman with long burnt orange clip-in hair extensions poses against a white background, wearing blue eyeliner and a white lace top.
A woman with long, wavy burnt orange hair and bold blue winged eyeliner poses in a white lace top; inset shows her previous look.
A woman with long, straight highlighted pearl blonde hair extensions, in a black zip-up top and gold necklace, stands against a plain background.
Split view of a woman before and after Perfect Locks Straight Seamless Clip-In Hair Extensions in pearl blonde; logo centered.
A woman with long, rooted golden blonde hair extensions wears a fitted off-white dress, standing in a doorway with city and mountains behind.
Two sets of brown to blonde ombre clip-in extensions, 7-piece, 150g set. Info on sizes and types for natural blended volume.
A woman attaches a blonde and brown clip-in hair extension near her roots. Text highlights ethically sourced, seamless, lightweight, and natural-looking extensions for easy application and discreet blending.
Side-by-side comparison of blonde seamless hair extensions and brown classic lace hair extensions on a marble background.
A woman with long, straight, blonde balayage hair shows off her 20-inch extensions. She wears black sleeveless clothes on a light background.
A luxurious purple suede hair extension storage case with gold Perfect Locks logo rests on marble, featuring a matching tag.
Rated 5.0 out of 5 stars.

Straight Seamless Clip-In Hair Extensions

Sale price: $375
4 easy payments of $93.75 or
Color:
Jet Black (1)
1
1B
3
6
27
613
30/31/33
8/26/613
1B/S
33/55
S
Length:
20"
In Stock • Ships same day
Pickup available at Perfect Locks HQ Usually ready in 2 hours

Straight Seamless Clip-In Hair Extensions

Jet Black (1) / 20"

Perfect Locks HQ

Pickup available, usually ready in 2 hours

635 Ygnacio Valley Rd
Walnut Creek CA 94596
United States

+18882904771
  • Free shipping $225+
  • 30-day returns
  • 20+ years trusted
Ultra-thin weft base that lies flat and doesn't show through fine hair. The most discreet clip-ins we offer.

Product Highlights:

  • Ethically sourced, 100% human hair
  • Seamless, silicone weft for a flat, undetectable look.
  • Easy to clip in and out for instant volume and length.
  • Lightweight and comfortable for all-day wear.
  • Can be styled, colored, and heat-treated.

Length Guide

Hair extension length guide showing examples from 10 inches to 24 inches on a model

Quick tip: Wavy and curly textures are measured when pulled straight, so they'll appear shorter when worn.

Choosing Your Length

  • Straight - Falls longest (measured as-is)
  • Wavy - Falls slightly shorter
  • Curly - Falls shortest (most volume)

Your hair may include 1-2" extra length since our Remy hair has natural ends. Trim to your perfect length or leave natural.

Need help? Chat with our team

Length Guide

Hair extension length guide showing examples from 10 inches to 24 inches on a model

Quick tip: Wavy and curly textures are measured when pulled straight, so they'll appear shorter when worn.

Choosing Your Length

  • Straight - Falls longest (measured as-is)
  • Wavy - Falls slightly shorter
  • Curly - Falls shortest (most volume)

Your hair may include 1-2" extra length since our Remy hair has natural ends. Trim to your perfect length or leave natural.

Need help? Chat with our team

Color options for this product

Jet Black (1)

Jet Black (1)

Natural Black (1B)

Natural Black (1B)

Chocolate Brown (3)

Chocolate Brown (3)

Golden Brown (6)

Golden Brown (6)

Honey Blonde (27)

Honey Blonde (27)

Platinum Blonde (613)

Platinum Blonde (613)

Highlighted Brown Auburn (30/31/33)

Highlighted Brown Auburn (30/31/33)

Highlighted Pearl Blonde (8/26/613)

Highlighted Pearl Blonde (8/26/613)

Rooted Black to Silver (1B/S)

Rooted Black to Silver (1B/S)

Pumpkin Gold (33/55)

Pumpkin Gold (33/55)

Silver (S)

Silver (S)

Need help? Chat with our team

Colors options for this product

Jet Black (1)

Jet Black (1)

Natural Black (1B)

Natural Black (1B)

Chocolate Brown (3)

Chocolate Brown (3)

Golden Brown (6)

Golden Brown (6)

Honey Blonde (27)

Honey Blonde (27)

Platinum Blonde (613)

Platinum Blonde (613)

Highlighted Brown Auburn (30/31/33)

Highlighted Brown Auburn (30/31/33)

Highlighted Pearl Blonde (8/26/613)

Highlighted Pearl Blonde (8/26/613)

Rooted Black to Silver (1B/S)

Rooted Black to Silver (1B/S)

Pumpkin Gold (33/55)

Pumpkin Gold (33/55)

Silver (S)

Silver (S)

Need help? Chat with our team

Payment Options

Get it now, pay later

Select installments at checkout to split your purchase into 4 interest-free payments $93.75 with Afterpay, Shop Pay, Klarna, or Sezzle. We also offer Interest-free loans through Affirm and Paypal Credit.

  • No fees when you pay on time.
  • No impact on your credit score.

* CA resident loans made or arranged pursuant to a California Financing Law license. NMLS #1353190.

Payment Partners
Accepted payment partners: Afterpay, Shop Pay, Klarna, Sezzle, Affirm, and PayPal Credit logos

Payment Options

Get it now, pay later

Select installments at checkout to split your purchase into 4 interest-free payments $93.75 with Afterpay, Shop Pay, Klarna, or Sezzle. We also offer Interest-free loans through Affirm and Paypal Credit.

  • No fees when you pay on time.
  • No impact on your credit score.

* CA resident loans made or arranged pursuant to a California Financing Law license. NMLS #1353190.

Payment Plan Partners
Accepted payment partners: Afterpay, Shop Pay, Klarna, Sezzle, Affirm, and PayPal Credit logos

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Pro Stylist Benefits

Pro Stylists Save Big!

Take your business to new lengths with exclusive Pro Stylist savings on each and every order. Add items to cart and see the savings grow!

  • 20% off any order amount
  • 25% off your order $500+
  • 30% off your order $1000+

* Cannot be combined with other promotions or discounts.

Pro Stylist Benefits

Pro Stylists Save Big!

Take your business to new lengths with exclusive Pro Stylist savings on each and every order. Add items to cart and see the savings grow!

  • 20% off any order amount
  • 25% off your order $500+
  • 30% off your order $1000+

* Cannot be combined with other promotions or discounts.

Product Information

How are seamless clip-ins different from lace?
Seamless clip-ins are more lightweight than lace clip-ins and suited best for those with thinner hair, or those who wear extensions less frequently. They are typically made with a clear or skin-colored band that blends in with your own hair, making them virtually invisible. They are easy to apply, remove and they do not require any professional help. They are also less damaging to the natural hair as they don't require any heat or glue.
How do I blend clip-ins with my own hair?
Blending clip-in extensions with your own hair is a great way to achieve a fuller and more voluminous look without the commitment of permanent extensions. But before you can blend them seamlessly with your own locks, there are a few key steps to take. Brush your hair thoroughly to remove any tangles or knots. Part your hair where you want to pseamless the clip-ins. Take a small section of your own hair, about the same width as the extension, and clip the extension to it. Repeat this process until you have added all of the extensions that you want to use. Use a comb or brush to blend your own hair with the extensions. Style your hair as desired.
How often should I wash my clip-ins?
When it comes to washing your clip-in hair extensions, it's all about striking the perfect balance between keeping them clean and maintaining their longevity. While it may be tempting to wash them after every use, it's important to remember that over-washing can cause damage and shorten the lifespan of your extensions. A general rule of thumb is to wash your clip-ins every 6-8 weeks, or as needed. This means that if you're using them frequently, you may need to wash them more often. But if you're using them less, you can stretch the time between washes.
Can I sleep with my seamless clip-in hair extensions?
We typically don't recommend sleeping with any type of clip-ins, as they can be easily removed. However, if you must, just make sure to tie your extension and natural hair into a loose braid before bedtime – this will help prevent tangling while you sleep. Additionally, keep any clips facing up so they won’t get caught on your pillowcase while you’re tossing and turning during the night.
What hair type is best for seamless clip-ins?
One of the biggest perks of seamless clip-ins is their virtually undetectable nature, making them perfect for those with fine or thin hair. Unlike traditional clip-ins that can often have visible clips, seamless clip-ins have an invisible band or clear clips that blend seamlessly with your natural hair, leaving you with a look that is almost impossible to spot. Seamless clip-ins are designed to be lightweight and easy to apply, which makes them comfortable to wear for long periods of time. Not only that, but they also cause less stress on your natural hair and are less likely to damage it. So you can feel confident and beautiful while also taking care of your natural hair.

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