Webbing construction with durable, printed ReActive fabric accents. Comes in three lengths. Size S (10 – 25 lbs) = 71.75" total length. Size M (25 – 50 lbs) = 65.25" total length. Size L (50 – 90 lbs) = 56.25" total length. D-ring to carry waste bag holder, collapsible bowls, etc.. Spot clean with mild detergent and a soft damp cloth, rinse thoroughly; lay flat to dry