Add balance and alignment to your stride with the Aetrex RX Runner shoe. This synthetic and mesh women's stability running shoe was developed to provide an attractive, high-performance option offering relief from pain and discomfort. Addressing such foot ailments common to runners as Achilles tendonitis, plantar fasciitis and metatarsalgia, this shoe features a Fat Pad™ Gel heel cushion, Gateway External Heel Counter, and horseshoe-shaped Heel Cradle outsole for exceptional support and comfort. The Mozaic™ footbed lets you customize the cushioning for "ahh"-inspiring relief and support. The Aetrex RX Runner running shoe is built on the Q last, engineered to provide rearfoot stability while offering freedom of movement in the forepart.Item # 307660Approx. 1'' heel heightFat Pad™ GelFirm medial EVA midsoleGateway External Heel CounterGel heel cushionHeel Cradle OutsoleMidsole stability plateMozaic™ Customization TechnologyOverlays and logo detailsPadded tongue and collarQ lastRemovable customized insoleRemovable, customizable insoleRX Runner MidsoleSmooth seam liningsSynthetic and mesh upperTPU footbridgeStyle Number: Q438W