SEAL CUP 320ml Heat-resistant     CAREAvoid metal cleaning tools when cleaning.It can hold up to 180 degrees of water but cannot heat directly, microwave, or dishwasher.Please avoid dropping the ice hard.ABOUT WARMGREY TAIL is an illustration brandwith paper goods and gifts created by husband and wife team, illustrator/designer KIM Hangeol & LEE Hyuna. Based in Seoul, Korea, the studio started in November 2015. With our Nature-inspired design, we strive to tell stories about all forms of life- trees, mountains, rivers, seas and wild animals.