-OFFICIAL SIZE & WEIGHT: The size & weight used at the pro level, ideal for ages 13 and up. -SUPER SOFT FEEL: Sponge-backed synthetic leather cover creates a super-soft feel on every touch. -ENHANCED DURABILITY: 18-Panel, machine-sewn construction for durability that lasts for hours upon hours of play. -EXTENDED AIR RETENTION: Butyl rubber bladder keeps the ball inflated for longer, reducing the need to re-inflate. RECREATIONAL PLAY: The soft feel and great durability make this the perfect ball for playing in the backyard, park, or beach.