About this project? Size: M neck circumference 14.1-16.5 inches bust 16.5-18.8 inches traction rope 49.0*5.9 inches (M neck circumference 36-42CM bust 42-48CM traction rope 150*15CM)? COMFORTABLE AND SAFE - Made of soft, breathable, breathable mesh, this lightweight pet carrier is ultra-thin, breathable and more comfortable, perfect for hot summer walks. Vest-style design through the shoulders and Apply evenly to chest without choking or choking hazard. Our hook and loop fasteners, buckles and D-rings work together to provide three layers of security for your pet. ? Escape-Proof and Easy to Wear - Designed with a double D-ring clasp combination to ensure your dog won't escape easily. The walk-in design is easy to put on and take off, letting your puppy put it on and off in seconds. Just adjust the harness, Attach the Velcro that fits your dog, fasten the buckle, and clip the leash to the D-ring. Now you can take your dog for a walk