Features: Made of stainless steel, it has durability and corrosion resistance, and is not easily bents, damaged or broken. Ensure a long service life. The standards shape mean that you can use different types of air pumps, manual pumps, balls pumps, bicycles pumps, and instruments. The stainless steel needle of the balls pumps can be widely used for various inflatable sports balls, such as football, football, basketball, volleyball, handball, yoga balls, etc. Small and lightweight, easy to carry, can be placed in a backpack, handbag, or sports bag, ready for inflation at any times. This is an excellent gift for coaches, teachers, and any sports enthusiasts. Specifications: Material: Metal Set: 6pcs/3pcs Size: As shown in the picture Package Includes: 3/6pcs Balls Pump Inflation Needle note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.