Suppy different rubber cushion in different 3M adhesive 1) Available material: materials for silicone, ... DuPont & Dow elastomers, neoprene, HNBR, NBR+PVC, natural rubber, SBR, IR, IIR(butyl rubber), CR (neoprene), SBR, AU, ACM, CO, etc. NSF ... in various sizes and colors Inner packing: 500pcs/bag Adhesive Rubber Cushions