☕ Sip in Style: Elevate your coffee game with the WMF Impulse Flask! Enjoy your favorite beverages on the move! Crafted from Cromargan polished stainless steel for a modern touch. Airtight design ensures no spills, just pure enjoyment. Thermos insulation keeps drinks at the perfect temperature for hours. Recognized for excellence with the prestigious Red-Dot Award. 1L capacity Red-Dot Award 2017 Thermal insulation The WMF Impulse Coffee Flask is a 1L stainless steel teapot featuring a glass insert and an automatic closing mechanism. With superior thermal insulation, it keeps beverages hot or cold for up to 24 hours. Its airtight design ensures mess-free pouring, and it was awarded the Red-Dot Award in 2017 for its innovative design.