Premium Sturdy Metal Materials The metal pill organizer 1 time a day uses medical grade aluminum alloy tube and the top cover is made of stainless steel, which is light but durable. The sturdy material makes it no longer easy to crack like other plastic pill boxes which can better protect your pills. Airtight & Waterproof Each large compartment has a waterproof rubber seal. It has undergone rigorous testing to ensure that the vitamin organizer is airtight, waterproof and moisture-proof. In your daily use, protect your pills from moisture in the air, or accidentally dropped into water and soaked. Laser Engraved Letters The date on the metal case is engraved using a laser. With laser engraving, the letters will never be erased. You don't need to worry about the letters of the pill dispenser being worn out and not being able to see clearly. And after matching the unique color of the shell, you will feel that the medication organizer looks more elegant. Upgrade Large Capacity Lightweight and compact metal pill case with extra large compartments, each compartment can hold 15 capsules or 8 fish oils. Our portable stackable pill organizer is a great choice when you need to carry more pills on the go and don't have a suitable compact pill organizer to use. It can also meet your daily use for 7 days, 1 time a day. Portable & Not Pop-up As a stackable pill holder, you can choose any number of days to recombine and carry it according to your needs.Small and cute size to fit in your pocket, handbag, backpack. Each compartment adopts a rotary locking method, so that the pill supplement organizer won't pop up accidentally or easily opened by children and pets. Make a good storage space for your pills.