Sure makes yer coffee taste better! Handsome cobalt blue stoneware coffee mug. 

• More durable than porcelain. Also guaranteed to effectively contain Aircraft Paint Stripper. Really.
• Ergonomic C-handle which, if it breaks off, turns this coffee mug into a great pen holder for your desk!
• Original 1998 Tubes Rule logo hand drawn by EveAnna Manley
• Manley Labs contact info on the back, just in case you suffer a pentode emergency in the middle of the night.
• 11 oz. capacity. 3 3/4" high.
• If you don't drink coffee, you can always do Cup-a-Soup, or use it in the garage to hold your paint stripper.