Athlete is Fully Customizable, Fluid Magento Theme with Responsive & Retina Ready Design. This theme is perfect for any type of store and comes with lots of awesome features, such as: fluid width, color swatches, custom grid modes, banner widgets, revolution slider, quick install package, one step checkout and etc. Simply check features list below.
Demo: https://themeforest.net/item/athlete-fluid-responsive-magento-theme/7190141