The KONG Classic is the gold standard of dog toys and has become the staple for dogs around the world for over fortyyears. Offering enrichment by helping satisfy dogs instinctual needs, the KONG Classics unique natural red rubber formula is ultra-durable with an erratic bounce that is ideal for dogs that like to chew while also fulfilling a dogs need to play. Want to extend play time? Be sure to stuff with tempting bits of kibble and entice with a dash of peanut butter.