Dog E Glow Light Up LED Dog Comfort Collar - Patented Light Up Glowing Collar for Puppies and Dogs of all Kinds for Training and Outdoor Fun SAFETY | We have you and your pets safety in mind with our patented design that brings an attractive design by day and lighting by night so your dog is visible up to 1,000 feet in the dark (in steady or blinking modes) NEW DESIGN | Our 2017 designs are new and improved for great quality and performance. HIGH QUALITY | Dog-E-Glow Harnesses are custom-designed and sewn with the highest quality nylon around the LED lights for a long lasting harness DURABLE AND WEATHER-RESISTANT | Our Collars are lightweight, durable and designed to be weather-resistant LONG LASTING GLOW | Our LED lights are made to last for up to 100,000 hours, and each Collar comes with an extra set of batteries