1 piece tattoo sticker how to use. Decide where you want to apply the tattoo. Make sure your skin is clean, oil free and dry. Remove the transparent sheet and place the tattoo on your skin face down. Wet the back of the tattoo with a wet towel or sponge, press and wait for 60 seconds. Carefully remove the paper to check if it has transferred. If not, press a little longer. Don and the twist or stretch the skin until the tattoo has set. How to remove or: simply soak the tattoo with body oil, olive oil or alcohol for few minutes, then gently scrub off.