Clients describe anything from bones, to particular products marketed exclusively for teeth to other chew toys commonly found in pet stores. (blooranimalhospital.ca)
A cardboard castle and other chew toys complete the area. (myhouserabbit.com)
I don't think it will last that long for a determined Lab, but your dog will not be able to destroy this as quickly as other chew toys. (easyretrievertraining.com)