• Rubber.
• Imported.
• Provides consistent nba game ball bounce height for at least 1 year.
• Redesigned valve with cap eliminates leaks and keeps dirt out.
• Advanced membrane and nitro late air technology virtually eliminates air's ability to escape.
• Made from high performance composite leather, for soft, grippy feel.
• Recommended inflation is 8 PSI.
• Holds air 10 times longer than traditional basketballs.
• Provides consistent NBA Game Ball bounce height for at least one year.
• Advanced membrane and NitroFlate air technology virtually eliminates air's ability to escape.
• Made from high-performance composite leather, for soft, grippy feel; Full grain Horween leather cover.

Product Description ------------------- Indoor / outdoor composite leather cover designed for competitive indoor / outdoor play men's size 7 (29.5") basketball¶¶exclusive: This exclusive technology is specifically designed to maintain air pressure 10x longer than trade. .com ---- Spalding's Never Flat basketball is the first-ever ball with proprietary pressure retention technologies guaranteed to hold air up to 10 times longer than traditional basketballs. Traditional basketballs lose air on a consistent basis, resulting in a ball that falls out of official game ball specification within a few months. Spalding's Never Flat ball utilizes exclusive full-ball construction technologies to dramatically increase pressure retention. New membrane technology tightens the natural pores in the bladder to improve pressure retention. This exclusive technology is specifically designed to repel the air mixture molecules.. A new membrane and NitroFlate air technology virtually eliminates air's ability to escape. This new membrane technology tightens the natural pores in the ball's bladder to improve pressure retention. In addition, proprietary NitroFlate molecules are injected into the ball, forming a protective barrier against air seepage. It also features a redesigned valve with cap to eliminate leaks and keep dirt out. This official-sized ball provides consistent NBA Game Ball bounce height for at least one year. It's made from high-performance composite leather, which provides leather-like softness and superior grip. About Spalding As a Division of Russell Corporation, the Spalding Group consists of three business units: Spalding in Springfield, MA; American Athletic, Inc. (AAI) in Jefferson, IA; and Huffy Sports, in Sussex, WI. The three companies, collectively combined, are now the largest basketball equipment supplier in the world. Spalding is the official basketball supplier of the National Basketball Association (NBA) and Women's National Basketball Association (WNBA), the official backboard of the NBA and NCAA, the official volleyball of the King of the Beach Volleyball Tour and the official football of the Arena Football League (AFL) and Pop Warner. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Brand Story ----------- A Division of Russell Brands, LLC, Spalding is the largest basketball equipment supplier in the world, and America's first baseball company. Spalding is the official basketball of the National Basketball Association (NBA) and Women's National Basketball Association (WNBA), the official backboard of the NBA and NCAA, the official baseball of the Little League World Series, the official volleyball of the King of the Beach Volleyball Tour and of the "Pro Beach Series" and the official football of Pop Warner. In addition to being a leading producer and marketer of basketballs, footballs, volleyballs and soccer balls, Spalding produces softballs under the Dudley brand. The SPALDING® and DUDLEY® trademarks are owned by Russell Brands, LLC. Buying Guide ------------ spalding basketball size guide There are core sizes for basketballs: Size 5, Size 6 and Size 7. The size you require depends on the age of the player concerned and also the sex of the player. A size 5 basketball, is designed for players up to age 9. The ball has a circumference of 27.75" and weighs approximately 18oz. A size 6 basketball, is designed for players between the ages of 9 to 12. This is also the ball specified for Women. The ball has a circumference of 28.5" and weighs approximately 20oz. A size 7 basketball, is designed for all male players, 13 years and above. The ball has a circumference of 29.5" and weighs 22oz. See more ( javascript:void(0) )