The Kaufmann Double Walled Vacuum Insulated Tumbler with Lid in grey (500ml) is designed for ultimate temperature retention and convenience. Featuring a splash proof lid, this tumbler keeps your beverages hot or cold for hours while eliminating condensation on the outside, ensuring a comfortable grip. Made from ecofriendly food grade stainless steel, it offers a safe and healthy alternative to plastic bottles and travel mugs, free from harmful BPA. **The double walled construction provides excellent insulation, maintaining the perfect temperature for your drinks without making the tumbler uncomfortably hot or cold to hold. Ideal for a variety of settings, from your morning coffee to iced beverages on a hot day, this tumbler is perfect for home, office, or on the go use. Its sleek design and durable materials make it not only functional but also stylish, fitting seamlessly into your lifestyle.