Dayglo Collars w/ O-Ring are a plastic coated nylon, easy to see during the day and night. 1" is available with reflective strip sewn on top or without (Pictured are the reflective collars). ¾" or 1" Width.  *Measure from center of buckle to last hole. Hand made in USA by Dan's Hunting Gear.Available in Black, Red, Blue, Orange, Green, Pink and Yellow