The lids of every compartment is individually button activated.Perfect for elderly arthritis sufferers and convenient for caregivers alike. Food grade silicone springs ensure a safe totally BPA-free environment for your pills.Each lid is translucent to let you see what you need to take for the day and are clearly labeled with the days of the week.Each daily compartment measures 1.3" long,1.2" wide, and 0.82" deep and are roomy enough to keep all of your daily medication, supplements,and more.