SodaPup specializes in American-made enrichment lick mats and slow feeder toys.  Their proprietary material is formulated for super chewer dogs.  It's the safest and toughest material for your dog. Not only does it have high tear strength to resist destruction, it is also FDA-compliant, BPA and phthalate free, passes Prop 65 testing and is easy on the planet. Their toys are also dishwasher safe (top rack) making clean-up simple.