Brutus & Barnaby All Natural, Whole Cow Ears for Dogs, Harvested from Free Range, No Hormone's Added, Grass Fed Cattle, USDA/FDA Approved SATISFACTION IS 100% GUARANTEED, Brutus & Barnaby's manufacturer's guarantee means only Brutus & Barnaby hand inspects each cow ear before it goes into your bag ALL NATURAL so there are no synthetic chemicals ingested by your dog SOFT CARTILAGE WRAPPED IN THIN SKIN, so these are easy to digest while still being challenging dog chews that will freshen breath and help your dog release pent up energy CONTAINS NO BONE so no crumbling or splintering making these one of the safest dog treats NOT BASTED OR TREATED in anyway so there is nothing to stain carpet or furniture