The Brooks Men's Beast GTS 26 running shoes deliver maximum support with GuideRails™ technology and nitrogen-infused DNA LOFT v3 cushioning that adapts to your stride. Designed to accommodate orthotic inserts, these shoes feature a breathable upper, roomy fit, and secure lockdown for road running, walking, and everyday wear. Specifications: 12mm midsole drop, 11.5 oz / 326g.