DESC: WHY PERFORMANCE?Lighter weight (1/3 lighter than our Standard Carrier) This lighter weight fabric, with mesh lining, is ideal for active parents who want to bring baby on the go.Durable outer layer, ideal for outdoor sports and activities.The rugged exterior provides extra protection against the elements.Comfort contouring on shoulder straps Contoured shoulder straps keep your baby close to your body, eliminating extra strain on your shoulders or back.