Zhenglu USB Self Heating Coffee Mug, Large Heated Mug & Coffee Warmer Set, 131°F Temperature Control Cup with Lid for Desk Home Office (Black-17oz)
£29.99Premium self heating coffee mug made of 304 stainless steel with double-layer insulation. Keeps drinks warm up to 55°C/131°F, perfect as a heated coffee mug or temperature control mug.