Never run out of your favorite hot drink! Bigger size durable ceramic mug in the always fashionable black color. High quality sublimation printing makes it an appreciated gift to every true coffee or tea lover, who always asks for a refill.

.: Black ceramic
.: 15 oz (0.44 l)
.: Rounded corners
.: C-handle
.: NB! Black print on black mug may differ in tones, use transparent background

Surface warfare is naval warfare involving surface ships. It is one of the four operational areas of naval warfare, the others being underwater warfare, aerial warfare, and information warfare. Surface warfare is the oldest and most basic form of naval warfare, though modern surface warfare doctrine originated in the mid-20th century.