Ok, I bought this for our 1 year old boxer for her birthday. (Yes, we celebrate) We've had it for 6 months now and she still loves it and there is not a SCRATCH on it. Recently I left this toy at my Mom's and her Rottweiler loves it as well. Usually he can chew through anything. (Seriously, he had chunks torn out of a tractor tire once) This ball has withstood his insane chewing. He had it out last week while my Dad was mowing the lawn and it was accidentally mowed over. My Dad of course, freaked out thinking he'd ruined it but low and behold.....still not a scratch on it! I'm VERY...review »