Cotton fanny pack with adjustable strap with plastic clamp buckle. Main compartment has a YKK zipper close, and measures 9" left to right, 4" top to bottom and 3" front to back. There is a front pocket with YKK zip that measures 6" left to right and 3" top to bottom. The strap is about 1" wide and adjusts from approximately 13" in circumference to 19".