The KONG Classic is the gold standard of dog toys and has become the staple for dogs around the world for over forty years. Offering enrichment by helping satisfy dogs' instinctual needs. The KONG Classic's 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 dog's need to play. The Classic red rubber is for average chewing dogs and made in the USA with globally sourced materials. Want to extend play time? Be sure to stuff with tempting bits of kibble and entice with a dash of peanut butter.