Safe and environmentally friendly material：Firrenty Mouth Guard Protectors is made of high-quality food-grade ethylene vinyl acetate (EVA) material, safe to use and environmentally friendly, free of BPA and phthalates, mouth guard for clenching teeth at nightto achieve comprehensive oral care easy to clean and reuse, long-lasting wear.
Professional custom design: Firrenty's mouth guard are designed by a team of professionals and manufactured in FDA-listed facilities 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 video steps carefully and the Firrenty night guard will help you prevent jaw pain, toothache and headache caused by teeth grinding. 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 whitening tray and as a sports guard to prevent sports-related tooth impact.