Canac Adjustable Dog Collar is made of ultra strong soft weave nylon that is ideal for growing dogs. With secure edge technology and a strong ergonomically designed buckle, this comfortable collar will out stand even the most boisterous dogs. Available in a range of colours and sizes.               Width:                Length: Small -    16mm (5/8")        30 - 45cm (12-18") Medium - 19mm (3/4")          35 - 50cm (14-20") Large -    25mm (1")            40 - 60cm (16-24")