Compact and handy Thermavac insulated mug to enjoy your favourite medium sized drinks without spilling a drop and that keeps your drink hot or cold for hours. Stainless Steel double wall Thermavac compact vacuum insulation, 3h hot & 5.5h+* cold. Leak-Lock technology; leak proof flip lid with locking slider. Easy-grip durable powder coating. Signature polished steel rim to enjoy as a cup without lid. Car, bike cup holders and laptop bag friendly. Dishwasher safe. BPA free, EU-tested safe. Height 17cm Dishwasher safe. 94% Stainless steel, 4% Polypropylene, 1% ABS, 1% Silicone.