1.high quality latex material, good toughness, high elastic 2.adjustable size, cut depend on foot size 3.durable, re-usable Coir Fabric Safety Footwear Insole1.Products description 1.Made of coir and permeability fabric, good ability for absorption 2. 2 pair reusable, good for effect 3. Component: 90% coir, 10% fabric 2. CE, ISO2001 certification3. OEM and ODM accpeted