New with tags Lululemon Base Runner 1/2 Zip size 6. this pullover is a cold weather runner's dream. Made of soft, sweat-wicking Rulu™ fabric with breathable mesh venting, it helps keep you comfortable as you sweat. Multiple pockets give you plenty of storage for your gels, phone, and keys so it's easy to stay fuelled and connected when you're pounding the pavement. rulu™ Stretchy, naturally breathable Rulu™ fabric is sweat-wicking and buttery soft four-way stretch sweat-wicking buttery-soft handfeel naturally breathable features Designed for: Run Lycra®: Added Lycra® fibre for stretch and shape retention Shine-bright : Reflective detail helps keep you on the radar in low light Slim fit: Fits close to the body