Specification： Type: Tattoo Machine Cover Bag Material: High grade plastic Color: Semi-transparent Bag Sizes: Lengh: 6.5inches, Width:2.36inches;suit for 30mm-36mm grip size machine Packing: 200pcs/box Feature: Good Material: Made by high-grade plastic material. Disposable use only. Every tattoo machine bags is pre-cut, put your pen into the sleeve with the needle portion coming out of the pre-punched hole to keep your tattoo grip or machine pen clean. Reduce the noise during the machine working.