The crop top to rule them all the skins a400 empire crop merges medium impact compressive support with neoprene panelling to create a stylish and versatile crop to top off your workout wardrobe features medium impact compressive support to reduce breast bounce stylish neoprene panelling helps support and shape the bust adaptive technology keeps you warm when its cold and cool when its hot power mesh panels for ventilation where you need it most with power mesh panels for ventilation and