Size:4 Color: blue Nile 100% pure freedom. The Fast and Free collection, powered by Nulux™ fabric, is all about weightless coverage and unrestricted movement so you can focus on catching that runner's high. brushed nulux™ This cozy version of Nulux™ is sweat-wicking, quick-drying, and brushed for warmth. Soft Sweat-wicking Quick-drying features Designed for: Run Waistband pocket: Helps keep your essentials close Drop-in pockets: Snug drop-in pocket keeps your phone in place Continuous drawcord: Won't get pulled inside or lost in the wash Rise + inseam: High rise, 28" inseam