A utility bag having shoulder straps which allows the bag to be used as a backpack to carry clothing, shoes, wet items, personal grooming items, etc. to a gym. At the gym the utility bag can be hung up on one or more of the locker hooks and, when the front panel of the utility bag is opened, all items in the utility bag can be easily accessed without removing the bag from the locker. The bag has a number of separate internally located compartments where each compartment can have a see thru mesh front panel which allows a user to see the contents of the compartment and allows air to circulate. The bag has pockets which are accessible from the outside of the bag which allow a user to quickly access a desired item such as a cell phone, wallet, etc. without opening the utility bag.