Most hook and loop fasteners are made out of nylon, but there are several different monofilament materials such as polyester and polypropylene that are also used.http://www.quwinvelcro.com/hoo....k-and-loop/special-h
Most hook and loop fasteners are made out of nylon, but there are several different monofilament materials such as polyester and polypropylene that are also used.http://www.quwinvelcro.com/hoo....k-and-loop/special-h