Needles are sterile. <br />Made of 316 medical stainless steel.<br />There are many sizes to choose from.<br />Comfortable anti-slip silicone grip. <br />Easy to use.<br />  Size: 1RL， 3RL， 4RL， 5RL， 3RS， 5RS， 5M1， 5M2， 7M1， 7M2. 5pcs per size. Package:50 x Tattoo needle grip