"Wet Reveal - Torrential Tracker" pet raincoat - SIZE 18. This awesome light-to-medium-weight jacket features a playful sun/cloud/rainbow all over print, and CLOUDS CHANGE COLOR WHEN WET! Great touches with velcro belly closure for easy on/off and hood snaps back(cute duckbill stitched brim); reflective trim for visibility and nighttime; reinforced leash slit; functional treat pockets; and rubber brand patch. Thoughtfully made with a premium quality that youd find with human apparel. Made of a water-resistant polyester shell and super soft, ribbed poly/cotton lining - hand wash. Comfort levels may vary with each individual dog. LENGTH - base of neck to base of tail. GIRTH - Measure largest part of chest around, behind their front legs.