ZDD Portable Retainer Case 5pcs Mouth Guard Case Dental Orthodontic Retainer Box Denture Storage ContainerDurable Material: Made of pp material, strong and durable plastic will not crack or break easily,no smell, ;Safe Design: Has a tight locking closure, can prevent your denture case open unexpectedly.Vent Holes Design: with 8 breathable ventilation holes on the bottom of detal storage box, can keep your mouthguard, retainer or denture clean, dry and inhibits growth of bacteria during storage.Widely use: Light weight and small, portable for travel or store in bags. The small case is big enough for most retainers, transparent holder,denture ,ear plugs,ear buds, etc.Color: yellow, white, green, pink, blueSize: 8*8*4.5cmQuantity delivered: 5 pieces