Description The arrow nock is made of good and sturdy plastic material, safe, wear-resist, not easy to break or deform, long serving life. There is enough quantity for you to use and replace. A must-have accessory for or archery practice. Convenient and practical. Features -Color:Assorted Color -Material:Plastic -Size:3.50X1.70X0.50cm/1.38X0.67X0.20in-Note: Suitable for a rrow tails with outer diameter of 6mm. -The arrow nock can effectively improve of your archery to ensure the accuracy of archery. -The arrow nock tool is a special gift to your friends who like archery. They will like it. -Thisarrow nock is perfect used for tapered wooden arrow shafts, bamboo arrow shafts, etc. -Made of good and anti-wear plastic material, it is not easy to deform and break. -Exquisite workmanSHLP and sturdy material made, sturdy and solid, long serving life. Packing list: 16 x Arrow Nocks