Doggles Two Liter toys are TWICE the fun! Stuff and recycle a used 2 liter size bottle in this toy for HUGE fun! Pocket on bottom of toy allows you to insert a 2 liter bottle for your pooch to crunch, hug, kick, and toss. Dogs love to CRUNCH, CRUNCH, CRUNCH! Bonus, this toy can also be used as a no stuffing toy, or fill with a worn t-shirt or sock for comfort. Measures 20" long.