Specially designed keychain, put the pill box on the bag,backpack,luggage and suitcase is very convenient.It is a good choice for travel,cycling,hiking and fishing. The pill bottles and accessories can be combined into 2 sets of small pill bottles,which can be used at home or outdoor,or shared with family members.Maybe the kids will enjoy the rainbow-colored aluminum bottles and the freedom of DIY fun. Rose,red,orange,yellow,green,blue,indigo,purple,8 colors composed of medicine bottle,a lid and a bottom,2 carabiners and 2 keyrings,white, green,red stickers,this is what you will get.Aluminum bottles and accessories are universal configuration,you can diy assembly.The surface of the stickers can be written,you can Custom assigned content. The total length of pill case is 7.4 inch,the outer diameter is 0.97 inch,each compartment has a depth of 0.86 inch and an inner diameter of 0.79 inch,suitable for holding various size tablets or pills. Made of aluminum alloy,the metal-made pill bottles are stronger than plastic ones and will not be crushed when accidentally dropped on the ground.What's more, it is light-weighted, onlly 4 ounces.Equipped with a waterproof ring to prevent moisture and protect your medicine dry.