waist band is self- adhesive cloth,velcro-closure, good support,light,convinient. ... main produce the rehabilitation equipment, such as the medical crutch, waist support, emergency roll type plywood, cervical collar, bellyband, fingers fixed ... of the wrist support is fish silk cloth,good breathable,waist band is self- adhesive cloth,velcro-closure,good support,light,convinientlongth ...