WILGO LED DOG COLLAR IMPROVED DOG VISIBILITY SAFETY 7 COLORS 5 SIZES SUPER BRIGHT LED's GLOW AND FLASH IMPROVED DOG VISIBILITY & SAFETY - the latest Ultra-Bright LED's provide OPTIMAL DOG VISIBILITY during the dark winter months, reducing the risk of potential collisions & IMPROVING DOG SAFETY because your dog can be seen at distance by other dog walkers, joggers, runners, cyclists, motorists. BE SAFE, BE SEEN - Protect your beloved pet with our super bright LED dog collar EASY ON, EASY TO USE - Slips quickly and easily over your pet's head and can be activated with one click. AVAILABLE IN A RANGE OF COLORS AND SIZES - Red, Pink, Green, Orange, Yellow, Blue, Black. USER-FRIENDLY, COMFORTABLE AND FULLY ADJUSTABLE - Change the light between steady mode, rapid flashing or slow flashing with just 1 click.