Martingale Style without a clip so it skips over the head and tightens when pulled.  Great for dogs who have escaped traditional Clip collars or to discourage pulling. Medium is 1” wide fits necks 13-20”Large is 1.5” wide fits necks 16-25”XL is 1.5” wide fits necks 21-31”

Shark Attack Martingale Style collars

$24.00Price