Tape-In vs. Sew-In Hair Extensions: Which One Should You Choose?

By Janelle Alexis | Hair Education

One of the most common questions I get from clients considering extensions is: “Should I get tape-ins or sew-ins?” The honest answer is: it depends on your hair type, your lifestyle, and your maintenance commitment. Let me break it down for you so you can make the right call for YOUR hair.

Tape-In Extensions: The Quick Facts

Tape-in extensions use thin wefts with a medical-grade adhesive that sandwiches your natural hair between two tape tabs. They’re the most popular method at my salon for good reason: they’re fast to install (typically 1.5–2 hours), they lay completely flat to the head, and they move and blend like natural hair. Most clients can even wear their hair in a ponytail without the extensions showing.

Tape-ins are ideal for clients with fine to medium-density hair. They’re gentle on the hair because the weight is distributed across wide sections rather than concentrated points. They need to be moved up every 6–8 weeks as your hair grows, and the wefts can typically be reused 2–3 times, which brings the long-term cost down significantly.

Best for: Fine to medium hair, low-to-medium maintenance lifestyle, wanting natural-looking results quickly.

Not ideal for: Very thick/coarse hair (you’d need too many rows for full coverage), clients who use heavy oil products near the scalp.

Sew-In Extensions: The Quick Facts

Sew-ins (also called weaves) involve braiding your natural hair into cornrows and then sewing weft extensions onto those braids using a needle and thread. There’s no adhesive, no heat at the bond, and they’re typically a protective style because your natural hair is tucked away.

Sew-ins are excellent for clients with medium to thick hair who want a longer-wear option. They can last 6–10 weeks before needing to be redone. The key is to not leave them in too long — beyond 8 weeks, you risk matting and breakage where the braids meet the weft.

Best for: Medium to thick hair, clients comfortable with the braided foundation, longer wear time.

Not ideal for: Very fine hair (the braided base can be too heavy), clients who work out heavily or swim frequently (cornrows with wefts need careful drying to prevent mildew).

The Real Deciding Factor: Your Natural Hair

Before we even talk about which method you prefer aesthetically, I need to assess your hair health and density. Extensions of any kind require a healthy foundation. If your hair is already fragile, we need to start with a treatment plan. If you have very fine hair with any thinning at the crown, certain sew-in techniques won’t work because the braids won’t have enough hair to anchor to safely.

The best way to know for sure? Book a consultation. I do in-person consultations at my Houston salon and virtual consultations for clients outside of Houston. You can also visit my contact page to reach out with questions. For more hair education, subscribe to my weekly newsletter.

— Janelle Alexis