... .Soft and elastic, used in baby carriage with wide range 2.With light weight and high strength PU ... PU-F45801(18''x8.50-8)6.With diversified colors5.With large friction force, can easily fit ... elastic, used in baby carriage with wide range We are large factory ,dealing with wheel barrow ,hand trucks ... wheel etc .We have large producing capacity ,with various of advanced equipement,techniuqe and moulds .We ...