West Paw Eco Friendly Tux Dog Treat Toy Tux is the perfect combination of a supremely stuffable / tossable dog treat toy and guaranteed-tough Zogoflex. Just like our other Zogoflex toys, Tux is pliable, bounces, nontoxic, recyclable, and buoyant. Simply stuff your dog's favorite treat into the cavity of Tux and let 'er rip. Tux is even dishwasher safe for easy cleaning Tux is a treat toy and was designed to withstand chewing, but still be fun - with or without a treat!