Safe and environmentally friendly material：Our Mouth Guard Protectors is made of high-quality material, safe to use and environmentally friendly, mouth guard for clenching teeth at nightto achieve comprehensive oral care easy to clean and reuse, long-lasting wear. Professional custom design: Our mouth guard are designed by a team of professionals and manufactured in two different sizes. Whether you're an adult or a teenager, they fit perfectly in different mouth sizes. There's basically no cutting required, so choose a different night guards for teeth grinding size as needed. Easy to use shaping: Our Mouth Guard is very easy to use, just follow the steps carefully and the Our night guard will help you. You will have a comfortable sleep. Multi-Purpose Mouth Guard: The mouth guard for clenching teeth at night stops teeth grinding, the multi-purpose Mouth Guard for Grinding Teeth can also be used as a teeth tray and as a sports guard to prevent sports-related tooth impact. 100% SATISFACTION SERVICE: With a customer-centric approach, if you have difficulty molding your night guards for teeth grinding or are not satisfied, please feel free to contact us for further assistance or a full refund.