Zumoe Mouth Guard, Retainer, Mouthguard Case - Birdie Perfect fit for Retainer, Mouth Guard, Mouthguard or Invisalign Easy clip and ID tag connects to whatever you are carrying Designed sticker sealed with water resistant coating 3" wide, 2 3/4" high and 1 1/4 deep. Made in USA Fun, bright, breathable and secure case, BPA FREE