We have free shipping at both ways and greatest sales for the La Sportiva Onix GTX-XCR Brown/Grey A versatile, mid-height, light hiking boot designed for day-hiking and very short overnight trips. Roughout leather upper with AirMesh underlays. UreTech abrasion-resistant reinforcements around the toe. Board lasted construction. Innovative RFS 3D Flex ankle for multi-directional stability. Trango 2 last. Gore-Tex XCR lining for breathability and waterproof protection. Trailon midsole with a half polypropylene shank. Vibram hiking I.B.S. outsole for excellent traction and cushioning. Weight 2 lbs. 7 oz. 1/2 pair. Impact Brake System ; La Sportiva’s proprietary outsole technology that is designed to reduce up to 20% of the impact force that acts on your feet, legs, and back with each step. The inclined position of the tread pattern also offers a superior grip on very steep terrain. Developed in collaboration with Vibram .