First come, first served! Enhance your dog's identification and safety -- Visinite nylon webbing dog collar that glows, using high-quality flat optical fiber, makes your dog highly visible and safe for approximately 500 meters. 100% Waterproof & Lightweight -- Our dog walking light is waterproof, rustproof, durable & lightweight with soft padding to make your dog feel comfortable, and can be used even on rainy days. It's worth noting: However, it cannot be immersed in water for a long time, such as swimming. Adjust & Release Buckle -- The glowing dog collar is made of high-quality nylon material and ultra-bright fiber, and the release buckle allows you to easily adjust the perfect size for your pet (Note: Please select the size according to your pet's neck length). 3 Mode Flashing Light -- The Visinite glowing dog collar allows you to control the light with one key. You can change between Quick Flash, Slow Flash, and Steady Glow as you like. DC Rechargeable, Save Money and Energy -- The dog light collar charges with a USB cable, along with other everyday devices. Easy to use and environmentally friendly, without worrying about battery replacement and without additional costs. s-30-1000