; 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. Make the most out of your intense workout session by wearing the On Performance Tights 7/8. Slim fit tights in a cropped-length silhouette. Moisture-wicking properties draw perspiration away from the body and towards the surface where it can evaporate. Adjustable waistband allows a personalized fit. Zippered back pocket. Roomy side pocket to stash your essentials. Signature logo on the right thigh. Pull-on construction. Main fabric: 75% recycled polyester, 25% elastane; Waistband fabric: 82% polyamide, 18% elastane. Machine wash, tumble dry. Imported.