PUMA Men's Faas 600 v2-M 100% Textile Imported FAASFOAM+ One-Piece Midsole: PUMA's NEW proprietary blend of foam and rubber, that is more resilient, has increased step-in-comfort, has a more springy feel and is 25% lighter than FaasFoam; Lateral Release Groove and Decoupled Heel Slows down the rate of pronation and provides a more gradual transition from heel-strike to midfoot stance; Rubber sole Blown rubber outsole provides extra cushioning during toe off