The primary materials that compose this product contain a minimum of 20 percent recycled content. Please refer to the On Running Women's Apparel Size Chart for accurate sizing. Give an extra layer for added comfort and warmth wearing the On Climate Shirt. Body skimming fit. Four-way stretch allows a wide range of motion and accelerated dry time. Three quarter zip pullover. Full sleeve. Branding on the left chest. If you are between sizes you will want to size up. 100% recycled polyester. Machine wash. Color: gray