Package of six dummies allows dogs to learn multiple and blind retrieves with bigger dummies. These large sized dummies are perfect for advanced training on bigger dogs and for simulating bigger birds. Available in canvas dummies with closed-cell foam and inner weight or plastic knobby dummies with air valves to adjust weight and buoyancy. Sizes: 3" x 12" (plastic); 3" x 12" (canvas). Colors: Natural, Orange (canvas); Orange, Black, White, Black/White (plastic).