GOKEI Vacuum Insulated Tumbler with Heat and Cold 304 Stainless Perfect Gift for Respect for the Aged or Any Other Stylish Gift for or Double Walled

Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ✅ [Vacuum Insulated, Condensation-Proof, and Suitable for Hot and Cold Drinks] 350ml vacuum insulated tumbler. Made with BPA-free, food-grade 18/8 (SUS304) stainless steel for durability and safety. The wide mouth makes pouring easy, drinking easy, and cleaning easy. The thick base provides excellent stability! The father's version has a matte black finish, while the mother's version has a glossy metallic pink finish. Both feature a glittery design. Suitable for both hot and cold drinks, it's perfect for year-round use. (Name engraving not available.) ✅ [Excellent Heat and Cold Insulation] Cold drinks: Less condensation, keeping drinks cool for hours. Hot drinks: Stay piping hot without being affected by the outside air. The vacuum insulation layer formed between the outer and inner walls reduces heat conduction, maximizing the heat and cold retention effect. Condensation is almost nonexistent, especially with drinks with ice, so you can use it safely on your desk. This stainless steel tumbler will keep your drinks cool. ✅ [High-Quality 304 Stainless Steel] Made with high-quality, rust-resistant 304 stainless steel. It preserves the flavor of your drink and the electropolished interior prevents stains like tea stains. The powder-coated exterior is scratch-resistant and provides excellent heat and cold retention. It's washable for hygiene. ✅ [Convenient Lid Included] The included straw-compatible lid is easy to open and close. The drinking spout features a sliding closure for spill-proof use. The thin rim ensures a comfortable mouthfeel and allows for comfortable use even with the lid removed. The rubber seal also provides a tight seal, and the transparent design makes it easy to see the contents. ✅ [Perfect Gift & Versatile] Comes with a beautiful gift box, making it a perfect gift for birthdays, Respect for the Aged Day, Father's Day, and Mother's Day. Men who love alcohol will especially appreciate the ability to enjoy ice-cold beer or water. This vacuum-insulated stainless steel tumbler makes a popular birthday or small gift. Enjoy a variety of drinks outdoors or at the office. Cold drinks: beer, highballs, sake, soft drinks, etc. Hot drinks: coffee, tea, soup, etc. The versatile design makes it a perfect gift for any occasion. *Please note that we do not offer name or text engraving. ■ [Vacuum Insulated, Condensation-Resistant, and Suitable for Hot and Cold Drinks] This 350ml vacuum insulated tumbler is made of BPA-free, food-grade 18/8 (SUS304) stainless steel for durability and safety. The vacuum insulation layer formed between the outer and inner walls reduces heat conduction, maximizing hot and cold retention. ■ [Condensation-Resistant, Suitable for Hot and Cold Drinks] Cold drinks: Reduces condensation, keeping drinks cool for longer. Hot drinks: Stay piping hot without being affected by the outside air. ■ [Made of Rust-Resistant, High-Quality 304 Stainless Steel] The electropolished interior prevents tea stains and other stains from accumulating, preserving the flavor of your drink. The powder-coated exterior is scratch-resistant and provides excellent heat and cold retention. ✅ [Convenient Lid Included] The design prevents spills while on the go. The thin rim provides a comfortable sip, even when the lid is removed.