Natuworld 15/25/50/100pcs Air Inflation Sports Ball Pump Needles Valve Adaptor for Inflating Basketballs, Footballs, Soccer Balls and More Mainly for pumping up football, basketball, soccer, gym ball Length: 3.8cm/1.5" Material: plasitc head + metal needle Package included: 15pcs /25 pcs /50pcs /100pcs available (Depending on your choice)