21 Square Box: This medicine/pill box is divided into 21 compartments with lid in the array of 3 rows and 7 columns, 7 x Morning , 7 x Noon , 7 x Night . Compartments printed on the lids and cases in each line form a week lids are transparent, and take candy colors, very cute. Everything is clear at a glance. small arched hole on each lid for your easy opening without hurting your nail . Week signs help you easy to differentiate for each day you can even use the four- week cases given in the set to keep your medicines for entire month.