Experience the ultimate trail running with Altra's Lone Peak 4 shoes. Designed for men, these shoes feature a stylish gray and teal color combination. Perfect for rugged terrains, they offer comfort and durability. No longer available online or in stores so get yours here. The updated Altra Lone Peak 4 RSM is ready for any weather you choose to run through. The upper is made of eVentM. eVent™ offers market leading breathability, delivering maximum comfort and protection in the widest range of conditions. In addition, the Lone Peak 4 RSM features a reinforced toe cap, modernized mountain design on the upper and 4-Point GaiterTrap'™ technology. The updated gnarly Duratread'™, multi-directional outsole features accentuated TrailClaw™ for optimum grip and traction where you need it most. DETAILS Cushion: Moderate Weight: 10.907 / 309 g Upper: eVent® Fabrics Outsole: Duratread™ Rubber with TrailClaw™