HD Lace Closure available in 4x4 and 5x5. Our HD also known as High definition lace is undetectable! This lace is almost invisible when applied to the scalp. A closure is an essential part to your sew-in if you prefer no hair left out. It protects your hair from “styling damage”. The deep wave closure goes perfect with our deep wave bundles. These extensions are for anyone who loves a thick and bouncy curl pattern. You can style, color, and easily straighten this hair with ease.