Comfort and safety thanks to its patented fins that adapt to the shape of the teeth when molded. Its installation bracket guarantees a minimum thickness of the bitten surface, facilitates shaping and offers more cushioning and protection (air chambers). Biomaster antimicrobial technology (prevents the formation of bacteria by up to 99.99%). Extendable areas for optimal fit. Opening in the palate for better breathing and speech. Presentation compatible packaging in a head. Supplied with antimicrobial protection case and user manual. CE certificate. Latex free. Not suitable for people wearing fixed orthodontic appliances. It can be used for all contact sports from 7 years old.