What sets On Running Men's Cloudmonster Shoes apart from the rest? Let's start with their 35% total recycled content, including their reflective mesh uppers made from 100% recycled polyester. Plush sockliners with 100% recycled polyester cradle your feet in softness, while CloudTec cushioning delivers exceptional rebound and energy return with every stride. This long-distance running shoe's laces and collar lining also incorporate 100% recycled polyester. Appreciate dependable traction from the Cloudmonster's grippy rubber-lugged outsoles.