Outdoor Research use eco-friendly, abrasion and weather-resistant materials, UPF 50+ sun protection, and movement-mirroring stretch to deliver quick-drying, breathable performance for warm weather use. 100% breathable nylon, wind and water-resistant materials that stretch and flex to match the body's movement-mirroring stretch. Packable, quick dry, nylon mesh pocket make these perfect for hiking or water sports. Approx flat measurements; waist 14.5”, length 15”, inseam 7” Smoke & pet free home