Light, soft, and fast, the Spira Stinger XLT offers a combination of high-performance features for the everyday neutral runner. This lightweight neutral training and competition running shoe offers WaveSpring®, which combines a single stainless steel spring placed in the heel and dual springs in the forefront for optimal energy return. The open mesh upper encourages airflow, while synthetic overlays support your foot. These combine with the nylon shank to stabilize your feet and keep them cool and dry. The heel pad adds long-lasting durability, while forefront flex grooves provide a more natural running motion. Dual-pod EVA midsole provides high-responsive cushioning, which softens your step. The tongue and collar are lightly padded for comfort and protection. 9.2 oz.