GREAT IDENTIFICATION& SAFETY FOR YOUR DOG -- VIZPET Nylon Webbing Dog Collar with high quality flat optical fibers makes your dog for great identification and safety around the 500 meters..100% WATERPROOF & LIGHTWEIGHT -- Our dog collar light with a soft padded make your dog feel comfortable, waterproof, ust-proof, durable & lightweight, can be used in rainy days. You are worth it.Note: But can not be immersed in water for a long time, such as swimming.ADJUSTABLE & RELEASE BUCKLE -- Made with high-quality nylon materials and super bright fiber, you can easy to adjust the perfect size for your pet with release buckle.(Note: Please choose the size according to the neck length of your pet)3 MODE FLASHING LIGHT -- VIZPET LED collar only has one key to control the light. You can change the Quick Flash, Slow Flash, Steady Glow you want.DC RECHARGEABLE, SAVE MONEY & ENERGY -- The flashing dog collar is recharged by the USB cable with any other daily use device. No worry about battery replacement and no additional costs, easy to use, environmental.