【LED Luminous + Reflective Design】Bright and high-visibility LED safety vest, suitable for pet dogs at night. The illuminated vest helps you locate your dog in the dark quickly. Features 4 lighting modes (flashing, constant light, changing colors, and off) to enhance visibility in low-light conditions, helping ensure your dog's safety. 【USB Charging】Equipped with USB charging design, eliminating the need for batteries. The micro-USB cable is included and compatible with most standard charging devices. Convenient and practical for everyday use. Suitable for small dogs and puppies. 【Breathable Comfort Material】Made of high-quality, durable nylon material that is high-density, soft, breathable, and wear-resistant. Lightweight design ensures comfort and does not restrict your pet's movement during activity. Helps prevent chewing or tearing. 【Easy to Wear and Adjust】Adjustable neck and chest straps allow for a secure and comfortable fit. Features a quick-release buckle for easy on and off. Ideal for daily walking, jogging, hiking, exercising, and outdoor activities. 【Choose the Right Size】For your pet’s safety and comfort, please refer to the size chart before purchasing to ensure the best fit. A thoughtful choice for your pet’s safety and comfort.