Food grade plastic,separate compartments constructed with durable molded BPA-free materials,is safe for medical use. Case Sizes:8.03 x3.94 x 1.37 inches.Large compartments to provide enough space for all meds,great for store one-week supplement or medication.Daily compartments are divided into morning,noon,night,they are printed with simple icons that represent 3 times per day to remind you take pill on time to accurately manage your health. The pill box is simple yet handy,perfect for a person who needs to take pills different times of the day, also reminder if they skipped a dose, highly recommend to people who take several meds a day at different times. You will love the functionality of being able to take your daily pills with you when you are traveling, working, or on the school!