Rubber American football

material:rubber

size:9# 7# 6# 3# 2# 1#     

panels:4

crude rubber, refinedly made by the newest direction;super-airclosen butyl bladder,and the bladder wound with 1300metres of high performance 3-ply nylon thread,making the ball keep good shape,easily seized,and stable rebound.   ball surface is fresh and shining, durable against solaration & aging, durable cold,hard to fade;