Suction Cup Boxing Vent Ball Desktop Sucker Boxing Office Decompression Artifact

Item:Sucker boxing ball Material:PU Leather Color:red/black Feature: 1 .First link the base and spring, align the base with the spring thread and rotate clockwise. 2. Then connect the spring and the ball, align the ball with the spring thread and rotate it clockwise. 3. After assembly, use the air cylinder to inflate, first insert a third of the length of the air needle, then inflate, and then insert all the air needles into the air cylinder after the ball is bulged up. Just inflate the ball. Don't be too full. Package Included: 1 * small suction cup boxing vent ball 1* inflator 1 * high matte Pu ball 1 * strong spring 1 * suction cup base