Product description Color:Blue, orange, yellow, pink Size: S (bust 38-52) cm, traction rope M: (2.0*120) cm M (bust 48-64) cm, traction rope M: (2.0*120) cm L (bust 56-73) cm, traction rope M: (2.0*120) cm XL (bust 67-95) cm, traction rope M: (2.0*120) cm Material: breathable net, nylon Package Included:1*Dog chest strap, 1*towing rope 1.MADE FOR EXTENDED WEAR: Lightweight, durable, and made for all-day outdoor adventures; Designed for easy on and off. 2. LEASH ATTACHMENT POINTS: Reinforced webbing at chest stands up to pulling and gives additional control (ideal for training, too); Aluminum V-ring centered on back. 3.MaterialDouble air-permeable latex mesh fabric with regular travel vest and safety belt it is made of the double air-permeable latex mesh fabric that absorbs sweat and feels breathable when your dog is wearing it. Elastic seat belt It is made of scratch-resistant, structured nylon tape to protect the dog, which is elastic and adjustable for the vehicle. 4.CUSTOMIZABLE FIT: 4 convenient points of adjustment for full range of motion; Easy access ID pocket for safe storage of your dog's tags. 5.EASY TO SEE, DAY AND NIGHT: Bright, easily visible fabric with reflective trim helps your dog stand out against any landscape day and night.