Mikasa 4-inch Mini Promotional Water Polo Ball, Soft Cover-Yellow Mikasa Water Polo Ball Diameter: 4in / Approximate Weight: 1 Lb Game Ball Features Soft PVC Cover Which Can Be Used As A Stress Ball Or You Can Simply Toss It Around After An Intense Practice Game Mini Sized Ball Perfectly Fits In Your Palm For Easy And Comfortable Grip Great Promotional Item Or A Cool Gift For Water Polo Sports Enthusiasts With 1 Year Manufacturers Warranty