... built for indoor use5,Material:PU with EVA,imported glue,rubber&butyl bladder Weight and circumference:325-400g,540-560MM* ... hand ball with best quality rubber or latex bladder,better air retention* Buyers design and ... the source.·We have various machine and hand stitched sports balls:SOCCER BALLS, FOOTBALLS, BASKETBALLS, VOLLEYBALLS, HANDBALLS,BASEBALLS AND MANY OTHER SPORTS BALL ...