Oakley Convertible Strap Backpack w/ Swim Gear Gym Bag. Retail Price $88.00 New in factory sealed bag with tags! Covert this bag to fit with your fitness activity. Made with a versatile print, this Strap Bag gives you two different styles in one. Convertible: Can be worn as a backpack. Can be worn as an over-the-shoulder bag. Features water bottle pocket. Zipper pocket in back for extra items. Oakley logo at front. Custom branded hardware. Dimension: 19"H X 13"L X 4"D. One size. 100% Nylon.