SET OF 3 CAREFULLY PACKED BALLOON INFLATION NEEDLES: For easy storage in your gym bag, this set includes high-quality balloon inflation needles. You'll always have a balloon inflation tip on hand so your activities are never interrupted by a deflated ball. UNIVERSAL DESIGN OF OUR BALLOON INFLATION NEEDLE: Our standard needles can be used for a wide variety of balls from any sport. Your soccer needle will be the same for basketball, volleyball, handball, yoga, etc. STANDARD SHAPE: Can be used with various types of air pumps, hand pumps, ball pumps, bicycle pumps, pressure gauges. Balloon pump tip length: approx. 38mm; outer diameter: 7mm; inner diameter: 5.8mm. QUALITY AND DURABILITY: Our needles are made of stainless steel to prevent bending, damage, or breakage. An ideal and practical gift for coaches, teachers, and any sports enthusiast. Note: The data is all measured manually, please allow 1-3 cm error due to different light and screen, there may be some color differences, please refer to the actual item received.