alcott Adventure Collars are designed for a lifetime of adventure! Featuring highly visible reflective stitching and super comfortable black neoprene padding, these adjustable collars have sturdy plastic buckles and black metal D-rings for a secure leash connection walk after walk. They are available in 3 sizes and many vibrant nylon colors that have a subtle chevron weaving pattern. Small collars have 5/8" wide nylon and adjust from 10" to 14", medium collars have 3/4" wide nylon and adjust 14" to 20" and large collars have 1" wide nylon and adjust 18" to 26". Matching nylon leashes, harnesses and retractable leashes are also available from alcott!