The Mouthguard Opro Instant Custom-Fit offers dentist-level fit and comfort. Made with a triple-layer structure and patented fin technology, this Mouthguard uses a compression cage with hyperflex technology to ensure maximum protection. Used by professional athletes worldwide, this Mouthguard equipped with a patented compression cage harnesses the power of the jaw to mold perfectly, ensuring unparalleled comfort and superior protection. The patented fin technology is exclusive to the Mouthguard Instant Custom-Fit:. The unique high-flow gel fin design securely molds around the teeth, ensuring dentist-level protection.