This Ethōs Cell phone case fits the iphone 4 or 3g (along with a typical external case). It includes a 1" belt loop strap that will fit up to a 1&3/4" inch belt. This item is handcrafted from brown oil tanned leather which is durable yet very flexible with a distressed/satin finish. This case is lined with a very soft and flexible form fitting calf skin leather.