Heart pattern Jacquard wrist is a knitted from high quality polypropylene materials, colors, and has a decorative pattern on the surface. It can prevent wrist injury playing badminton, tennis, basketball and other sports sometimes produced, can also be used when the hands of the decorative items . Heart pattern Jacquard wrist is a knitted from high quality polypropylene materials, colors, and has a decorative pattern on the surface. It can prevent wrist injury playing badminton, tennis, basketball and other sports sometimes produced, can also be used when the hands of the decorative items .