Nylabone Romp 'n Chomp Romp n Chomp Treat Toys keep dogs entertained and make treats last longer Treat refills for Romp n Chomp toys All-natural ingredients, including real chicken Contains no added sugar, salt, preservatives, artificial colors, or fillers Romp'n Chomp Treat Toys keep dogs entertained and make treats last longer Treat refills for Romp'n Chomp toys All-natural ingredients, including real chicken Contains no added sugar, salt, preservatives, artificial colors, or fillers