Last Day! Coupon Codes CoolPiece — 20% 2026

The long-term supply in India is expected to remain reliable, and they will continue to obtain resources in this regard from long-term partners. CoolPiece's source is still as ethical as ever. This is individual hair collected when people in India voluntarily scrub their hair, and then chemically processed into high-end products for making wigs. CoolPiece's synthetic "hair" is Kanekalon® K7 modified acrylic fiber, which is a permanent self-extinguishing and melt-resistant "hair". The limiting oxygen index is 28. It is a basic product invented in 1957 in Japan. Modern varieties. Waves and curls can be set or reset in hot water instead of using a chemical perm. They cannot bleach the knots, so when brown or black it is not an ideal lace base (knots have been exposed). Synthetic gray can brightly reflect ultraviolet "black light". If used carefully, it will be more durable than hair.