Lupine Reflective Small Step in Dog Harness 1/2" Wide Green Diamond with 12-18" Girth Lupine products are proudly built in Conway, New Hampshire and Guaranteed (Even if Chewed). They are not chew-proof (no fabric is!) but if they get chewed, LupinePet will replace them. Search on ?Lupine Guarantee? to see how EZ it is!Lupine High Lights are available in 6 bright colors and three widths: 1/2", 3/4" and 1". 1/2"-wide harnesses are suitable for small dogs and puppies under 20 pounds. High Lights are made from nylon with reflective threads woven into the front, back and edges for maximum visibility. The reflective threads bounce light back to an observer so that these products may be seen in low-light or dark conditions when light shines on them. Made with strong bar-tack stitching, welded steel hardware, and ends which are turned under and stitched to protect fur and skin. Matching leashes and collars are available.The Lupine Adjustable Step In harness is for small dogs under 20 pounds. In two girth size ranges: 10"-13", or 12"-18". To choose the correct size always measure the dog around the body, just behind the front legs. Measure snugly, and then add an extra 5% to find the actual adjusted size of the harness girth. Or, measure the girth strap from the dog?s current harness.This harness goes on from the feet up. Start by unbuckling the clip, then place each front paw on either side of the center strap. Then bring the two ends up and over the dog?s back and clip the buckle closed. Adjust the three straps as needed.Machine or hand-wash, warm water and mild soap (no bleach or bleach alternative). Air dry completely before use.The harness should be removed from the dog when the leash comes off and it should not be left on an unattended dog. Lupine products are not intended for tie-out. Features Proudly Built in New Hampshire and Guaranteed (Even if Chewed.) Highly reflective threads are woven into the front, back and edges for maximum visibility 1/2-inch-wide products are suitable for dogs weighing less than 20 pounds Wrap around style 1/2-inch wide with 12 to 18-inch adjustable girth and three adjustment points for small dogs Read the harness sizing image and always measure around your dog's body, just behind the front legs USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.