Blackcell Handi-Drink Dog Water Bottle- 17 Oz - The Portable, Spill-proof Way to Keep Pets Hydrated yellow Easy to use, portable 17 oz bottle fill with water, keep closed until needed, pour into container, allow pet to drink Nice design, carrying strap included inside bottle Just flip to open -- flip to close Just squeeze the bottle and water fills the tray, ready to be lapped up by one thirsty dog