Safe & Premium Materials: The teeth night guards are made of safe, food-grade ethylene vinyl acetate (EVA) material. BPA free, latex free, long lasting and abrasion resistant mouthpiece that you can use with confidence. Perfect Customizable: The teeth clenching mouth guard for sleep includes 2 mouth guards, which can be easily trimmed to your personal custom fit. The guards are made of a moldable material that fits your teeth perfectly and precisely. Reusable & Durable: You can wash the night guards for teeth grinding after each use and keep it in the hygiene box when you're not using them. With proper usage, the mouth guards can last for 1-3 years based on the severity of grinding. Comfortable to Wear: Our soft bite guard for teeth clenching nighttime is soft yet sturdy, giving you a comfortable shield that cushions your teeth without feeling bulky. Easy Prevention: You can use our night guards for teeth grinding in three simple steps: heat, shape, and wear. The teeth guards for night grinding help to prevent conditions caused by teeth grinding (bruxism) including jaw aches, tooth chipping, and headaches.