The Chuckle is a funky noise-maker that's sure to perk up playtime! Two Treat Meters - one at either end of the Chuckle allow the toy to be stuffed with dry food or treats which will be randomly dispensed, rewarding your dog as he plays. Made of natural rubber. Ideal for strong chewers. Treat dispensing toy Shake for a fun sound! Customisable for your dog Trim the adjustable Treat Meter rubber prongs to increase the treats' rate of release Dishwasher safe, top rack only