High Quality BPA Free MaterialIt combination design of high quality solid ABS outer container and high quality food grade PP pill box, non-toxic and odorless which is very safe for medical use. 100% Water/Moisture Resistant Waterproof This pill organizer has 2 layers of protective seals Fully sealed seal makes the pill box moisture resistant, resistant to temperature to maintain and prevent damage to the vitamins and store your pills in dry condition. The medicine should be kept away from moisture, otherwise bacteria will breed. Double Lock DesignThis pill case with large box loop and small punch to prevent jumping or escaping, our daily supplement organizer will never open in handbags and bags Easy to use The large compartment of this medicine box is made of translucent material, allowing you to easily monitor which box is empty. At the same time, it is ergonomically designed. Elderly people and people with arthritis can easily open and close this waterproof and moisture-proof pill organizer and fill it with pills.