NEATLY PACKED SPORT BALL PUMP NEEDLE SET with a compact container storage bag for easy storage in your sports bag. Never have an air pump without a needle—this pack includes 20 needles to cover all your needs. Your sport ball games will never be interrupted due to a deflated ball. ENJOY AN AMAZING UNIVERSAL DESIGN as our standard ball pump stainless steel needles can be broadly used for a variety of inflatable sport balls such as football, soccer, basketball, volleyball, rugby, handball, netballs, yoga balls, and more. THE STANDARD SHAPE means that you can use it with different kinds of air pumps, hand pumps, ball pumps, bike pumps, and gauges. Needle air pump length: approx. 38 mm; Ball air needle outside diameter: 7 mm; Ball inflation needle inside diameter: 4 mm. DURABLE & HIGH QUALITY: The air pump needles are made of stainless steel to prevent bending, damage, or breakage. Makes a great gift for coaches, teachers, and any sports enthusiast.