Package Includes: You will receive 28 pieces of dart shafts and 80 pieces of rubber O-rings, abundant quantity and a variety of colors to meet your various use preferences, providing you with a variety of replacement possibilities. Material: 100% high quality alloy, light weight, high hardness, not easy to break, good stability, suitable for steel tip darts and soft tip darts. Size And Design: There are two sizes of darts, medium length is about 50mm/8 colors/2 pieces each, large length is about 53mm/6 colors/2 pieces each. The rubber O-ring is 6x2mm, which is conducive to ensuring the safety of the dart shaft and making the flight path of the dart more stable. Please refer to the picture for specific color size. Easy To Use: Each piece is designed and made for optimal balance, grip, weight and speed. When you are using the product makes it easier to get your darts where you want them to go. Perfect Gift: This is an ideal gift for darts lovers at Christmas, Halloween, parties, birthdays, etc. Use these to enjoy a game of darts with your family and friends.