350ml Vacuum Insulated Tumbler with Stainless Perfect for Keeps Drinks Hot or Easy to Direct Drinking by Whiskey Lid, Steel, Leak-Proof, Spill-Proof,

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 304 Stainless Steel] The simple and sophisticated design of this 350ml vacuum insulated stainless steel tumbler makes it a comfortable addition to your everyday life. Crafted from high-quality 304 stainless steel, it's durable, rust-resistant, and preserves the flavor of your beverage. Its heat and acid resistance makes it ideal for a variety of beverages, including coffee, tea, alcohol, and juice. ✅ [Vacuum Insulation] The double-walled vacuum insulation design keeps cold drinks cold and hot drinks warm, maintaining a comfortable drinking temperature for hours. It's also resistant to condensation, even when filled with ice, preventing ring marks on the table. The convenient 350ml capacity makes it ideal for a wide range of occasions, from home and office use to outdoor activities. ✅ [Sliding Smart Lid] Convenient lid that can be opened and closed with one hand. Designed to prevent spills while keeping the spout hygienic. ✅ [Perfect Gift] The beautiful, minimalist design makes it easy to use for both men and women, making it the perfect gift for birthdays, anniversaries, Father's Day, Mother's Day, Respect for the Aged Day, and more. It comes with a special gift box, making it a great gift just as is. ✅ [For safe use] Please take care in daily handling and maintenance. *Do not use in microwaves, ovens, or dishwashers. Hand washing is recommended. *This product cannot be personalized. Thank you for your understanding. Product Details: Capacity: 350ml / Size: Height 11cm x Diameter 8.8cm (Drinking opening approx. 8cm) Structure: Vacuum double walled / Material: 304 stainless steel Brand: WOLFTECH Concept: A high-quality kitchen & drinkware that adds a touch of elegance to a gift. This 350ml vacuum insulated tumbler combines practicality and design, making it a must-have every day. Made from high-quality 304 stainless steel, the double-walled vacuum seal maintains temperature for hours. Cold drinks are less likely to condense, and hot drinks stay piping hot for hours. The sliding smart lid opens and closes with one hand, making it convenient for quick drinks at work or on the go. Its compact size makes it easy to carry, making it ideal for a variety of occasions, from the office to on the go and outdoors. Its lightweight design fits easily into a bag and even fits in a car's drink holder. Its simple, sophisticated design makes it a perfect gift for both men and women. It is not microwave, oven, or dishwasher safe, so please wash by hand after use. This is the perfect tumbler for your everyday life.