Thank you for looking. This is a new, unopened "Yokoyama Enjuku no Waza Temperature-Sensitive Stainless Tumbler 420ml EJK-401". It is a "temperature-sensitive" specification that changes its pattern when cold drinks are poured into it, and the carp pattern is a beautiful masterpiece. [Product Condition] - New, unopened - Genuine product - Capacity: approx. 420ml - Material: 18-8 Stainless Steel (Made in Japan) *The pattern color changes when cold drinks are poured in (the effect may decrease due to wear). [Recommended Points] - The carp pattern expresses Japanese traditional beauty. - Unique specification where the pattern color changes when cold drinks are poured. - Large size (420 ml) for generous enjoyment. - Made in Japan quality, perfect for gifts. #akiのなるほどショップ