Rocking cup by siwei wen from china

Can you image when a ceramic cup was shoot? look at the Rocking cup, you can feel the tenacity of the cup. The protuberance can make the mixing easy. The protuberance is not too long and complicated, so it is easy to clean. Rocking the cup and make the coffee more flavorful. Especially the instant coffee, and unfortunately you can't find your scoop quickly. So enjoy your first coffee by rocking.