Pet Leashes Dog Harness with 1.5 Meter Traction Leash Set No Pull Dog Vest Strap Adjustable Reflective Breathable Harness for Dogs Puppy and Cats Features: Four-Point Adjustment It fits the dogs body shape, and the force is uniform, and the wrapping is more comfortable. Elastic Design on Both Sides of the Chest Elastic design, comfortable and not restrained, more comfortable to wear. Bright and Reflective The product is sewn with reflective strips to make it safer for dogs to walk at night. Vest Design The 360 surround is wide and the force is uniform, which makes the dog more comfortable. Size Chart: Size Chest Circumference Neck Circumference Product Weight Recommended Pet Weight S 27-46 cm / 10.6-18.1 24-33 cm / 9.5-13 113 g / 0.25 lb 1.5-3 kg / 3.3-6.6 lbs M 26-51 cm / 10.2-20 27.5-37 cm / 10.8-14.6 125 g / 0.28 lb 3-4.5 kg / 6.6-9.9 lbs L 31.5-53 cm / 12.4-21 36.5-50.5 cm / 14.4-20 130 g / 0.29 lb 5-7.5 kg /11-16.5 lbs XL 31-63.5 cm / 12.2-25 41-59 cm / 16.1-23.2 140 g / 0.31 lb 7.5-10 kg / 16.5-22 lbs Note: For large dogs, the recommendation based on weight may not be accurate. Please measure the dogs chest and refer to the size chart to select the most suitable size. Product Details Four-point Adjustment It fits the dogs body shape, and the force is even, and the wrapping is more comfortable. Elastic Design on both sides of the Chest Elastic design, comfortable and not restrained, more comfortable to wear. Bright and Reflective The product is sewn with reflective strips to make it safer for dogs to walk at night. Vest Design The 360 surround is wide and the force is distributed evenly, which makes the dog more comfortable.