The Straight Wavy Hair Closure piece is the last piece needed to accompany your straight human hair extensions. Closures are placed on your crown area to blend right in with your hair extensions. These closure hair pieces are easy to maintain and style and can be parted in any direction. These pieces will give you the crown confidence you’ve been looking for.The base is made of a polyurethane rubbery material meant to simulate the scalp, giving you a snug and realistic fit. Our Swiss Lace Closures are made of a mesh material which allows your scalp to breathe.