Coastal Pet Products DCP36923COG K9 Explorer 1-Inch Dog Collar, Large, Orange K9 Explorer Reflective Adjustable Dog Collar. Color: campfire orange. Width: 1". Adjustable sizing to fit necks 18" to 25". The collar has many one-of-a-kind features including a side-release buckle, movable D-ring and reflective stitching. Reflective stitching woven into luxurious nylon for night time safety. This collar is comfortable, appealing and durable. Perfect for everyday use.