K7 Size 4 HydroGrip Water Polo Ball Front Rack The next layer is the

The next layer is the deeper Hardshell core which is a super-tough layer that extends into the sidewall without tacking on too much weight or sacrificing suppleness

20% to 32% thinner and lighter than standard glass

Non-absorbent fabric

Burn time (diesel) per 600ml / 20 oz

K7 Size 4 HydroGrip Water Polo Ball Front Rack The next layer is theThe NCAA Women's and High Schools Girls Official KAP7 Size 4 HydroGrip Water Polo Ball has quickly become the go to choice for amateur and elite water polo players alike. KAP7 has tapped into years of experience, proprietary technology, and the highest quality materials to develop the HydroGrip Ball. It is the best and longest lasting ball in the world, designed to meet guidelines for local, national, and global specifications. The Official NCAA