The durable outer layer of the OPRO Match Level Silver Self-Fit Double-Layer Mouthguard provides enhanced impact protection. Unique features of the Silver mouthguard include: • Patented wings provide a highly retentive fit after molding • Adjustment handle for easy adjustment • Biomaster antimicrobial protection has been proven to inhibit the growth of bacteria by up to 99.99% • Dental guarantee up to £12,500 for added peace of mind • Suitable for all contact sports Stretchable areas of the mouthguard allow it to fit almost any mouth and wide open palate makes speaking and breathing easier when the mouthguard is worn. The easy-to-fit mouthguard features 11 wings that break down during molding to provide a premium, custom-fit internal channel. • Specially designed case. • Latex-free. • Not suitable for wearers of fixed orthodontic appliances. • Suitable for ages 10 and up