Brooks Adrenaline GTS 15 Sneakers. Size 7 Narrow. New in box. Box is damaged, shown in images. Mesh. Rubber Sole. Extended Caterpiller Crash Pad: Allows full ground contact for a crazy nice heel-to-toe transition. Adjustable saddle design for targeted support. Element linings are breathable and help wick away moisture to keep feet cooler and drier.