The Playfield Roky Rollercoaster Play Roll is the perfect challenge for your dog. This toy, with dimensions of 83x83x86mm and made from Natural Rubber, never gives up its treats easily. Hide small treats inside and let your dog discover the best way to earn them, stimulating their mind. It has a long-lasting chicken scent, is super durable, compatible with small treats, aids your dog's dental health, and is easy to wash.