New in box Diggs Groov Crate Training Aid., Navy Blue *box packaging is ripped* Help your dog love their crate with the Diggs Groov, the patented training aid designed to encourage calming licking behavior. Perfect for puppies or crate-anxious dogs, it creates a positive association with their space. Universal Compatibility: Fits Revol, Evolv, and most standard wire crates. Easy to Use: Just add a dog-safe spread (like peanut butter), attach to the crate, and lock with a 90-degree turn. Freezer Friendly: Includes a freezer shell to create a long-lasting frozen treat. Safe & Durable: Made of food-grade, BPA-free, all-natural rubber. Top-rack dishwasher safe.