This ingenious little bag contains three separate compartments - accessible from overlapping flaps. Use one for your phone, one for your wallet, one for glasses, keys or whatever else you need to carry. Meaures about 81/2” wide, by 7 1/2” tall and 2 1/2” on the side - expandable to around 6”. Can be worn with detachable crossbody strap or attached to a belt with handy belt loops in the back.