Tachikara Volleyball Volley-Lite, Training Ball - Purple/White Sports Ball Approximate Diameter: 26.4in / Approximate Weight: 7.7 Oz Ball Features Sensi-Tec Cover Made With Micro-Fiber Composite Leather That Is Softer To The Touch Sports Accessory Also Features Single Unit Construction (SUC) For Better Spherical Shape, Air Retention, Rebound, And Overall Durability; With Butyl Bladder For Lower Levels Of Air Leakage And More Constant Air Pressure 25 percent Lighter Than The Weight Of A Regular-Sized Volleyball That Is Perfect For Young Volleyball Enthusiasts Enjoy 2 Years Manufacturers Warranty