... ,,it has seal and friction use.Also the coloured wool felt can be used for making insoles,sole,shoes ... Felt ,Civil Felt, The Needle-punched Polyester Fiber Felt, Non-woven Fabrics, Fire-retardant Sound-absorbing Cotton Felt, Felt Fitting, Entertainment Felt,Wool ... insulation, heat insulation.(9)Contact information:Nangong City Dingfeng Felt Co., LtdAddress: Qingnian Road ,Nangong City,Hebei Province, ...