Retainer container housing: Professional retainer housing design. The retainer housing is good for mouth guard, night protection, orthodontic retainer, etc. You can close these ventilation holes to avoid dust pollution to your retainers, or open to fully ventilate your retainer case with ventilation holes<br> Portable Retainer Case with Closure: The size of the travel retainer case is 8.5 8.5 3 cm / 3.35 3.35 1.18 inches, slim and lightweight. You can put this retainer holder in your purse, bag, lunch box and trouser pocket. The magnetic closure keeps the retainer case securely closed to ensure the safety of your aligner.<br> Easy to carry: The lightweight and small, beautiful small case, the practical case is easy to carry when travelling or on the go. A small and sweet home for your retainers. The mouth guard case even holds retainer accessories such as chewable tablets and floss while storing your retainers.<br> Cute compatible storage organiser: The portable container retainer case is made of food-safe ABS. The mouth guard case is durable and can be rinsed with water for easy cleaning. Mouth guard box with ventilation holes, provides ventilation and prevents dust pollution of your retainers<br> Practical design: the built-in mirror of the cleaning housing helps you easily attach and remove the retainer and check whether food residue is stuck in your teeth. The food grade silicone pad on the inside prevents the retainer from moving, holds your holder and reduces rattling noise in bags and handbags