... We make the bladder which means the inside item of the rubber soccer by ourself . First , we ... good bladder , then entwine the good line outside of the bladder , the line can protect the ball ... broken ....... then we stick the rubber skin ourside of the line- bladder , then accross the high ... goods , and waiting for your container . New best quanlity size 2,3,4,5 granule , golf , smooth hot sell ...