Suitable size: please measure your pet's neck circumference and chest circumference, not only choose the size for weighing and then refer to the size chart. S (neck 36-46 cm, chest 36-50 cm, weight 4-7.5 kg); M (neck 44-54 cm, chest 46-63 cm, weight 7.5-14 kg); L (neck 47-64 cm, chest 54-71 cm, weight 14-22.5 kg); XL (neck 60 - 79 cm. chest 68-93 cm, weight 22.5-45 kg). Durable material and practical design: 1680D Oxford fabric design for more comfortable and durable, suitable for all areas of use. This comfortable dog belt keeps your pet cool and ventilated. Our safety belt has 2 metal leash attachment points (D-ring) with which you can run safely. The front clip for no-pull control or training as well as the back clip for casual walking or jogging. Hook & loop panels for personalised badges. Safety and comfortable: the harness wrap structure for a comfortable and safe walking for your dog. No more pulling and choking the cause of distribution pressure. In addition, our pet harness has 2 quick release buckles on both sides to easily switch on and off. Adjustable: this adjustable harness has 4 simple adjustment straps around the body. You can use its 2 neck straps and 2 chest straps to create a snug fit with maximum mobility. Reflective strip design: the dog hiking cable tree has a unique reflective strip design that attracts pedestrians and vehicles when you walk with your dog in the dark and keep your pets safe.