REAZEAL Custom Fit Mouth Guard

Brand new still wrapped in original packaging. 4 guards - one size fits all - custom fit. Prevents grinding teeth while sleeping and or playing sports.Mouth Guard for Grinding Teeth and Clenching Anti Grinding Teeth Custom Moldable Dental Night Guard Dental Night Guards -4 Pack/One Size Purchased before I found my old one only to learn that the item is non-returnable.