The Stainless Steel Tumbler L (ポケモン ステンレスタンブラーL) are now available from marimo craft. They are a drink tumbler that supports both hot and cold drinks! There are 5 different styles featuring: Koduck, Metamon, Kabigon, Blacky, and Nymphia. They are available in Japan at the Pokémon Center and various retailers as of late October 2022 for 2,420 yen each (tax included).

Product Pictures:

Product Details:

Producer: marimo craft (株式会社マリモクラフト)
Distributor: Pokémon Center and various retailers
Release date: Late October 2022
Price: 2,420 yen each (tax included)
Size: Diameter 85 x Height 120mm
Material: Stainless steel

Source: https://www.pokemon.co.jp/goods/2022/10/221021_go01.html