Lululemon Fast & Free 7/8 Tight ll Nulux 25" Black 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. nulux™ Nulux™ fabric is quick-drying, sweat-wicking, and offers lightweight coverage • Designed for: Run • Lycra®: Added Lycra® fibre for shape retention 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 • Shine-bright: Reflective detail helps keep you on the radar in low light • Rise and inseam: High rise, 25" inseam