adidas by Stella McCartney - TruePurpose Optime Training Bike Leggings Printed IQ4520. Color Tech Mineral. On sale for $40.00. MSRP $100.00.. Brand Nameadidas by Stella McCartneyProduct NameTruePurpose Optime Training Bike Leggings Printed IQ4520GenderWomen'sColorTech MineralPrice$40.00MSRP: $100.00Rating