Stuff with a used gallon size milk jug for tons of fun! Pocket on bottom of toy allows you to insert a gallon size milk jug for your pooch to crunch, hug, kick, and toss. Dogs love the crunchy, crinkly sound . . . so give them a toy that they will go crazy for! It can also be used as a no stuffing toy, the options are never-ending and so is the fun!