JW® Twist-In Treats Refills are made specifically for the JW Twist-In Treats Kpup. Sold in packs of two, pet parents choose from two flavors: Chicken or Bacon. Twist-In Treats are made of natural flavors and are proudly made in the USA. These durable dog treats last 4X longer than leading competitors, when used with the JW Twist-In, Treats Kpup. To get treat time going, insert the treat into the grooves of the Kpup, then snap it into place. Twist the treat into the Kpup to your dog's liking. To increase the challenge, twist the treat deeper into the Kpup.