Free images results:

Mug pictures, stock photos and images


Beer Mug Stock Photo
Author: Webking
Mug Stock Photography
Author: Jgar
Tea cup Stock Images
Author: Tootles
Tea cup Stock Photo
Author: Smitea
Tea Bags Stock Image
Author: Jgar
Light cofee Stock Photography
Author: Suti
Parrot Stock Photography
Author: Fire
Parrot Stock Images
Author: Ice
Parrot Stock Photos
Author: Ice
Parrot Stock Photo
Author: Fire

Also, here are some commercial RF-licensed images that match your search criteria:  
Beer mug Stock Images
Author: Dr3amer
Beer mug Stock Image
Author: Johnfoto
Mug of beer Stock Image
Author: Wikki

Explore more commercial options: More Mug Stock Illustrations & Vectors | More Mug Stock Video Footage