Made with 2 layers of breathable coverage, the Nike Women's Flex Essential 2-in-1 Shorts 3.5 in. work double duty so you can focus on training. The loose, woven outer layer is made with Nike Flex fabric that moves with your body for a dynamic range of motion, and the tight, stretchy inner layer offers full support and has sweat-wicking technology to keep you dry and comfortable. The pocket can fit a cell phone, for an added touch of functionality.