... link through electronic accelerator and surface treatment after expansion. The product boasts the advantages of environment-friendliness, good flexibility, skidproof ... and stable performance.It is used in protect with tripod, unipod. Also used in fishing rods, sports fittings, health ... fast shrinkage; 6) Convenient: Can be shrunk by oven, heat gun, hair drier or hot water easily; 7) Color: Black ...