Features: Wear-resistant breathable material, plastic shoulder buckles can withstand a lot of pulling. The reflective webbing provides excellent night visibility, and the dog harness keeps you and your dog safe on night walks. For safe dog walking. Please refer to our size chart to ensure this item matches up to your dog's measurements. This no pull harness made of high quality material with heavy duty stitching for long lasting use. The dog harness is adjustable to ensure a snug fit and maximum mobility and comfort. Specifications: Material: Nylon Package Size: S/for M/L/XL(Chinese size ,follow the size chart to select please) S-Approx.28x24x1.7cm/11.0x29.45x0.67in M-Approx.35x29x1.7cm/13.78x11.42x0.67in L-Approx.39x28.8x2.2cm/15.35x11.34x0.87in XL-Approx.39x30x2.2cm/15.35x11.81x0.87in Size of Leash: Approx.120x2.5cm/47.24x0.98in Package Includes: 1x Dog Harness 1x Dog Training Vest note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.