These sets feature a ceramic material, with a wine coarse pottery pot that can hold 4 cups with a plug in black, a sake coarse pottery pot that can hold 6 cups with a plug in black or white, and a triangle coarse pottery pot that can hold 6 cups without a hukou, allowing for versatile use of both sake and wine. The single pot black belt adds a touch of elegance to this set, making it a must-have for any passionate lover of both drinks.