Strong and durable nylon collar with an LED light-up core. Once the tab is pulled, the button can be pushed to cycle through off, steady on and various stages of flashing. Made from nylon with a ribbon laid over the light-up fiber-optics. The light requires 2 CR 2032 batteries(included) and can last up to 100 hours of constant-on use.

Product Summary : Dog Collars and Leashes/LED Nylon Dog Collars@Pet Products for Events and Holidays/Christmas, Hannukah, and Thanksgiving Pet Supplies/Christmas/Holiday Dog Collars/LED Nylon Dog Collars