To be safe you have to be seen. Lazer Brite Open-Design Adjustable Dog Collars use the same 3M reflective material used by safety professionals, making them visible to motorists up to 600 feet away. These reflective, adjustable collars feature detailed reflective patterns laid over bright, bold colors to make them stand out day or night. 3M reflective material visible up to 600 feet Adjustable to fit comfortably on a dog’s neck Detailed patterns over bright, bold colored material stand out day or night Matching leashes available Available Sizes: 3/8" x 8"-12" 5/8" x 12"-18" 1" x 18"-26"