Gum Shield Mouth Guard Boil Bite Mouthguard All Sport Boxing Martial Art Football hockey Rugby Baseball Karate Cricket ADULTS size made from medicated hygienic food grade material as they are free of any smell / germs. Professional quality mouth guard / gum shield. Ideally suitable for all sports, Tested and approved to the standard. Designed to help protect teeth and gum. Moulds when submerged in boiling water, An essential to select a gum-shield that will offer you protection.