Durable Material: The solid box is made of PP, and the durable plastic will not crack or break, durable to use. Our products can be used multiple times. Safety Design: The mouthguard box has a strong lock to prevent your box from being accidentally opened. Keep the appliance or prosthesis clean: the holes in the tray can maintain good ventilation and dry oral appliances, thereby inhibiting the growth of bacteria during storage. Easy to clean: Our prosthesis box has built-in ventilation technology. It features two rows of vents that allow air to flow through the shell, preventing bacteria and odors from entering, keeping it dry, clean and safe. Versatility: These small boxes are very suitable for holders, earplugs,