Description: rubber bladder to prevent loss of pressure & keeping the ball inflated for longer. External surface made from rubber provides a good grip & bounce. Deep channel design for superior control. Indoor - outdoor play/deep channel design. about this item durability - our boldfit dunkmaster basketball has the quality which works on any wooden and concrete courts, it is a long lasting equipment owing to its ultra durable covering. Grip : these basketballs have superior grip which makes it more convenient to play, as the basketball size 7 provides tenacious grip and friction with minimal slip. Water resistant : our basketball is water resistant which makes it suitable for playing during rain as well as it becomes easy to wash. Material : rubber | core/bladder material :synthetic rubber | construction type : moulded which allows precise ball control prevents from dust & dirt : our dunkmaster basketball pattern is designed in such a way that it helps prevent dust and dirt deposits. Care instruction: use moisten needle ( provided with this ball ) to inflate features: type:basketball circumference (cms) : 58~60 colour : multi graphics construction : moulded material : rubber size /panels : 3/8 weight (gms) : 250~280 winding : nylon winding package include: 1x basketball