This versatile racerback was designed to stay put and out of your way while you dial into your training. light luon® Light Luon® fabric is a lightweight version of our signature four-way stretch, sweat-wicking Luon® fabric lightweight sweat-wicking four-way stretch cottony-soft handfeel naturally breathable features Designed for: Yoga Lycra®: Added Lycra® fibre for shape retention Mobility : Racerback cut for full range of movement Tight fit: Lets you move without restriction