The pill organizer is made of food-grade PP material, well made and sturdy. Save time and energy by using our pill box, easy to keep track of medication usage. Our weekly pill box has large letters and symbols that easy to read even for those with poor eyesight. And it has day and night separated, making it convenient to keep track of taking medications. Hinge is made of silicone and will not be breaking for a long time. Unlike others that just have a bent piece of plastic that will wear out over time. Blue Pill Organizer Purple Pill Organizer Pink Pill Organizer Rainbow Pill Organizer Black Pill Organizer