SENLIN DENTAL 2pcs Retainer Case with Mirror and Vent Holes, Convenient Blue
LIGHTWEIGHT AND CONVENIENT: The size of the mouthguard case: 3.23 in 1 in, small size and light weight. You can carry it in your purse, bag, lunch box or pocket. VENTILATED HOLES DESIGN: We use 4 ventilated holes design, you can close these holes to avoid dust contamination of your mouthguard, or open the holes for full ventilation.