Description of The North Face Arnuva 100 TR - Women's Proportioned specifically for the female athlete, the Arnuva 100 TR is the ultimate, off-road shoe that features enhanced support, stability, and traction for demanding ultra-distance runners. Features: Last : Endurance Running Approx Weight : [1/2 pair] 10 oz (287 g) Avg Total Weight : [pair] 1 lb 4 oz (574 g) *based on Women's 7 Abrasion-resistant bomber synthetic nubuck with highly breathable and protective sandwich mesh upper TPU lacing cage to provide secure upper support Northotic™ ergonomically designed footbed with Poron® forefoot and heel inserts and AgION™ antimicrobial footbed covering Ultra lightweight dual density compression molded EVA midsole combined with X-2™ polymer dampening compounds provides high impact cushioning, long lasting support and medial posting Rear foot compression cage provides mechanical assist to midsole components and neutral guidance for mild pronators Proprietary The North Face® outsole with Tenacious Grip" rubber compound provides excellent traction both on-and off-road as well as stability and durability under a variety of weather conditions and temperatures