ROGZ Catz Small 3/8-Inch Cool Cat Safeloc Breakaway Clip Adjustable Cat Collar Breakaway Safety Buckle designed to break open if the collar gets caught on an obstacle Variable Load Safeloc Buckle allows for easy adjustment of the break away load for cats +6.6lbs to +11lbs Adjustable 8-12" Removable Bell No open ends or sharp edges