1. It protects the gums and soft tissue when whitening teeth. 2.1.5ml / 3ml gum protection gel. 3. Adopts medical grade polyacrylic resin ingredients, no harm and safe to use. 4. It is very soft, like silicone, very comfortable, easy to handle.Very easy and safe to remove from gums. 5. Designed for gum protection during teeth whitening treatment.Suitable for clinic, beauty salon, dentistry and home use.