The whole pill organizer with tray dimensions: 4.1 inch/ 10.4 cm x 2.4 inch/ 6.1 cm x 1.8 inch/ 4.6 cm ( L x W x H ).Each little pill box dimensions: 2.2 inch/ 5.5 cm x 1.2 inch/ 3 cm x 0.4 inch/ 1 cm ( L x W x H ).Food grade plastic:These little plastic pill boxes are made of quality BPA free PP plastic materials, thick, food grade.With the secure snap connection, the small pill cases lids are easy to open but also close tightly, so they won't pop open and spill.Durable And Clear Letter Marks:Each small pill organiser 7 day AM/PM ,it adopted premium silk screen icon.which greatly probable ensures it can be used over thousands of times,and won’t rub off.The cute pill box of seven containers is small and compact, and the individual day containers will fit comfortably in your purse.The pill cases when stacked together and fit inside the white tray can also fit in some pockets.Handy Design Pill Case:One weekly pill box includes 7 individual pill case.one day one box;(One pill box can hold 7pcs fish oil or 17pcs vitamins C,12 pcs small tablets and capsules of daily use);Just carrying the quantities you need when you’re going to work or going on a vacation.Very convenient and controllable.