Check out this water bottle - one side for your drink and the other for your dog's water. Comes with collapsible travel cup for your dog too http://www.dfordog.co.uk/h-duo-dog-water-bottle-travel-cup.html
Popware Collapsible Dog Travel Cup - flat and lightweight. Clips to lead or belt. Pop it out into a bowl when your dog needs it http://www.dfordog.co.uk/popware-collapsible-dog-travel-cup.html
This single raised dog bowl by Popware is elevated so your dog can eat in comfort. This ingenious raised bowl folds flat for travel or storage.
Collapsible and adjustable pet bowls. | 25 Ingenious Products That Will Save You So Much Space
This collapsible travel cup comes with a carabiner so you can attach it anywhere. | 28 Ingenious Things For Your Dog You Had No Idea You Needed
For my friends with dogs! On the go water bowl.
A water bottle for your with a collapsible bowl for your dog!
A convenient storage version of the Quencher collapsible dog bowl, the Quencher Cinch Top clinches closed to keep kibble in place when packed away and on the go. With the largest capacity of Ruff Wear
Collapsible water bowl...For camping or hiking and you can use it for your doggies
Accmor Collapsible Dog Bowls with Carabiner, 2 Pack Portable Cat Dog Food and Water Bowls, Personalized Dog Bowls for Journeys, Hiking, Kennels, Camping , *** See this awesome image - Cat items