Charcoal Deep Stain Remover Activated Charcoal Strips contains 7 powerful, charcoal infused strips that mould to the shape of your teeth without slipping or sliding. Strong enough to allow you to talk and drink during treatment! Activated charcoal penetrates and draws out stubborn stains including removing stains casued by coffee, smoking, wine and general ageing. Even better yet, Activated Charcoal Strips have non-slip technology to offer a secure and comfortable fit to teeth whilst also being enamel safe and peroxide free, making it perfect for even the most sensitive of teeth.