When feeling nothing is everything. The lululemon Align™ collection, powered by Nulu™ fabric, is so weightless and buttery soft, all you feel is your practice. feels buttery-soft and weightless, nulu™ fabric So buttery soft, it feels weightless Four-way stretch Sweat-wicking Breathable Added Lycra® fibre for stretch and shape retention features Racerback shape allows for full range of movement