Arc'teryx Womens Beta AR Pant 100% Nylon Imported BETA AR PANT - Made from two different GORE-TEX Pro textiles, the Beta AR Pant is thoughtfully designed and crafted to balance complete weather protection, light weight, packability and protection from wear and abrasion. ALL ROUND - High performance weather protection and materials, emphasizing versatility for multiple activities. ARC'TERYX ESSENTIALS - Versatile high performance designs for diverse activities and conditions. BETA - Versatile: high performance for diverse activities and conditions.