... products pass ROHS&SGS. Elastic velcro band, tape, armband,loose weight / exercise band... Materialpolyester (elastic thread)Delivery time10-20 ... for many times.SpecificationInventory: 25mm,38mm,50mm. We can customize all kinds of color and any specification.CertificationSGS& ... size is 52X26X52CM, we can do any package as your request. Elastic velcro band, tape, armband,loose weight / exercise band