This pill box is made of food grade PP material, no odor, no BPA, with a cute swivel design, not heavy and fun, it can also reduce the stress of patients. 3 Colors - 7 Days - 3 Times: This pill box has 21 slots and fits in one set. Vivid colors easily distinguish the days of the week, good for mood, 3 different colors can be morning, noon, evening, just like your own style. One pill box can hold a week, if purchased in a group, 3 packs can then hold 3 weeks' worth of pills at a time. EASY FOR TRAVEL OR GENERAL EVERYDAY NEEDS: The pill planner is round and the convenient size makes it easy to carry it in a purse, handbag or even pocket so you can take your medication with you when you need it. EASY TO USE: The top panel is transparent and helps to understand the details of sachets, vitamins, fish oil. Open it to drop a pill directly and spin to choose which slot to use. Seven separate compartments make it easy to dispense your daily medication.