The Pet Life ® Active 'Chase Pacer' Medium-weight 4-Way-Stretch Yoga Fitness Dog Tracksuit features a Performance system that offers Year-Round comfort that both Cools and Warms the body. Heavy enough in the winter and Breathable during the summer. Features both Medium and Lightweight blended performance Quick-Drying Cotton that is Nano-Stitched and features 4-way Stretch construction that moves better in every direction. Perfect for Fitness, Performance and Dog Yoga Activities. Additionally the Chase-Pacer features an extremely flexible Medium-weight secondary breathable fabric mapped across the sides and legs for added strategic ventilation and added flexibility for increased Mobility. Fused together this creates a breathable ecosystem with stretch ability. Features expandable fit with stretch-banded lining that enables increased room for growth around the body and on each sleeve for a customized fit. Both materials repel perspiration while offering Anti-Odor technology that assists