if you have never used one of these then I have just used one on sox, and well id recommend them and so does sox, it does what it says its quick only glides over body picks up all loose hairs and so if you have a bunny that isn't keen on grooming or for long periods then it may be good for you to
if not then if you have dogs, cats which they are made for then I bet they work fantastic
if not then if you have dogs, cats which they are made for then I bet they work fantastic