Newton Running Mens Boco Sol Athletic Athletic & Sneakers Blue n/a Open weave mesh upper - Highly breathable construction. Water Repellent Upper - Provides partial weather protection. Durable rubber toe bumper - Protects toes from impact on rocks, roots and other trail hazards. Anatomical metatarsal stretch panels - Provides a comfortable fitting that moves with the foot. Non-slip laces - Keeps the foot secured in the shoe.