Material: SiliconeShelf life: 5 yearsSpecification: 17.5 cm * 9.5 cm * 11.5 cm1. Soft silicone, as smooth as real human skin, no odor, convenient and reusable, specially designed for tattoo practice.2. It can be used on a flat surface to practice facial massage techniques. Also suitable for practicing eyelash extension, makeup, facial massage or facial painting3. The training skin and the bottom of the skin are detachable, easy to use and clean.4. The brand new 5D tattoo practice head makes you feel like you are working for a real client.5. Suitable for cosmetology school students and tattoo beginners to practice makeup.Comment:1. Manual measurement tolerance is 2-5g. Please don't mind your substitutes.2. Due to the difference between different monitors, the image may not reflect the actual color of the item. thank you very much!Package Included:1 *Brow, eye and lip exercise skin/base