New With Tags NB Reflective Impact Run Heat Tight - Black Built for the versatile runner who doesn't let cold weather get in the way of a workout, the Reflective Impact Run Heat Tight is a winter running staple. This men's running tight is made with NB HEAT technology and brushed interior fabric to help keep you warm. Easy-access drop-in pockets let you keep your valuables on hand for extra functionality. NB HEAT technology helps keep you warm while wicking away moisture Mid rise sits just below the waist for easy fit and movement Warm polyknit construction with brushed interior fabric Fitted silhouette designed to feel snug at the hip and thigh and allow for a range of motion without excess fabric Easy-access drop-in pockets for storage Reflective print on lower legs 85% polyester, 15% spandex