Lululemon Racerback tank, lightweight version of Luon® fabric, sweat-wicking Light Luon® is four-way stretch and perfect for layering during sweaty workouts lightweight sweat-wicking four-way stretch cottony-soft handfeel easy to layer great shape retention long-lasting comfort Designed for: Yoga, run, train Tight fit: Sits right against your body for easy layering Hip length: Racerback cut for full range of movement