Kong toys are widely used as therapy for prevention of boredom separation anxiety and other behavioral issues. Providing food or treat-stuffed Kong toys for your dogs can keep them contently busy working and out of trouble for long periods of time. Just remember to adjust bowl feeding portions as necessary to maintain a healthy diet and weight for your pet.The Kong Classic has a 30 day satisfaction guarantee.Features. Revolutionary design makes toy bounce unpredictably in every direction.. Hollow center can be stuffed with treats or peanut butter to give dogs an extra playtime challenge.. Non-splintering non-abrasive does not get sharp when chewed.. Made of thick puncture-resistant rubber.. Dome shape is hollow in the center.A Variety of Uses. Treat Dispensers – Stuff a Kong Classic with your dogs favorite snacks or one of the delectable spreads Kong offers for use in the toys.. Chew Toys – Made of durable tough-as can-be rubber Kong toys are perfect for dogs that like to chew.. Fetch Toys – Their innovative shape gives them an unpredictable bounce which dogs love to chase.Sizing Tips. Size Up – If your dog destroys a Kong in a short period of time switch to a larger Kong Extreme.. Multiple Dogs – Only provide Kong toys sized for the largest andor most tenacious chewer in the house.. Jawrobics – Regular use of a Kong will strengthen your dogs jaw muscles. Eventually you may need to size up to a larger Kong Extreme.