How to Use: Using moderate pressure, apply hair eraser to remove hair in a circular motion over the desired area. Specification: Item Type: Hair Eraser Material: Plastic, Glass Quantity: 3pcs Package List: 3 x Hair Eraser Note: Do not use too hard on the skin, use time is recommended every 2 to 3 weeks, before you try it on your arms and legs part, if your skin is sensitive, for sensitive skin, we do not recommend to use the hair eraser on facial and armpit, because it may cause irritation.