The Motion 2 in 1 Active Shorts are lightweight and breathable - ideal for runners. Designed with an inner stretch short for enhanced comfort and a baggy short over the top for ventilation. Made of IsoCool fabric, with UV protection treatment, they keep you cool and dry while you're exercising. UPF 50+: With sun protection factor treatment of 50+. Lightweight: Great for travelling, comfortable to wear and easy to pack. Elastic Waistband: For improved fit and comfort.