Apply to clean, dry skin and follow the product instructions. Wear typically varies with placement, friction, skin, water exposure, and aftercare; patch-test first if you have sensitive skin or allergy concerns. Read the care notes before you apply. Wear often lasts up to a week, yet skin, placement, friction, water, and aftercare can change the result. Patch-test first if your skin is sensitive. The collection is a starting point; the product page is the best place to check the exact design and product details for forearm.