Clear glass sake cup with a fluted design and a yellow base. - Material: Glass - Color: Clear with yellow base - Design: Fluted texture on the surface - Type: Sake cup (盃) Thank you for viewing. This is a brand new, unused sake cup, a commemorative gift for blood donation, created by sculptor Minami Tada. It's made of yellowish glass. Please check the size in the photos. Thank you for your understanding.