Naismith Mini Basketball Leather Head Sports butyl rubber expands and contracts

butyl rubber expands and contracts with changes in air pressure

White and Blue Football

For reference we direct you to this video by Bavo Delbeke

Michigan Stadium

Naismith Mini Basketball Leather Head Sports butyl rubber expands and contractsOur ever popular Naismith basketball, now scaled down as a mini. Made from the same leather as our best selling "Handsome Dan" series, the oil content and light pebble grain of this leather ball give great grip ability. Made to play, this ball will age well and develop a beautiful patina with time and use. Specs About 6. 5 inches in diameter, 21" in circumference Appropriate for play with a 9" and 12" rim 1lb Handsome Dan cowhide leather Durable