21″ Straight HF Synthetic Hair Extension by Christie Brinkley
Designed for instant length and volume, this 21″ clip-in synthetic hair extension delivers a sleek, straight look with seamless blending. Layered for natural appearance, it adds a striking WOW factor to any hairstyle.
“Let me get ‘straight’ to the point. Long straight hair is sooooo sexy! It’s as simple as that. And as simple as the 5 little clips it takes to snap on this sleek extension. Instant length. Instantly seductive!” – Christie Brinkley
How to Apply
- Part your hair from ear to ear and clip it out of the way using the included duckbill clips.
- Slide the extension’s center clip into the middle of your part. For fine hair, tease the roots slightly to improve hold.
- Secure the extension with the provided clips for a natural, secure fit.
| Feature | Detail |
|---|---|
| Length | 21 inches |
| Style | Straight |
| Type | Synthetic Hair Extension |
| Attachment | Clip-in |
| Brand | Christie Brinkley |
FAQ
How do I apply the extension?
Part your hair from ear to ear and clip it out of the way with the duckbill clips. Slide the center clip into the middle of your part. For fine hair, tease the roots slightly to improve hold. Secure with the provided clips.
Is the hair real or synthetic?
This is a synthetic hair extension made from high-quality synthetic fibers designed to mimic the look and feel of natural hair.
Can I use this extension with curly or wavy hair?
Yes, it blends well with straight or wavy hair when applied properly. The layered design helps create a seamless look.





Charles Coleman –
Easy to apply and looks very natural. The length adds volume without looking bulky. I used it for a special event and people were impressed. Works well with my straight hair and stays secure throughout the day.
Jan MacDonald –
The extension fits well and gives a great length boost. It’s not too thick, so it blends smoothly. I had to slightly tease my roots for better hold, but overall it’s a solid choice.
Nicola Churchill –
I love how simple it is to install. Took less than 5 minutes. The hair feels soft and looks like it belongs to my natural hair. Great for adding length without commitment.
Angela Ogden –
Looks realistic and adds a lot of volume. The clips are secure and don’t fall off during movement. A good option for everyday wear or special occasions.
Jasmine Manning –
Perfect for adding length quickly. The straight style matches my natural hair well. I’ve used it for multiple events and it’s always a hit.