SKU 9921023 The primary materials that compose this product contain a minimum of 20 percent organic content. The primary materials that compose this product contain a minimum of 20 percent recycled content. This product is certified vegan and is constructed with no animal parts for materials or bindings. Unleash boundless energy by styling the Saucony® Endorphin Speed 4, your ticket to fast and light performance. Crafted for thrill-seekers, its lace-up closure ensures a secure fit. Experience unrivaled comfort with textile lining and PWRRUN PB footbed. Dominate every stride with its innovative textile midsole. Textile/synthetic upper. Rubber outsole. Imported. Product measurements were taken using size 9, width D - Medium. Please note that measurements may vary by size. Measurements: Weight: 8 oz View Zappos.com Glossary of Terms Saucony Endorphin Speed 4