The perfect Thermavac insulated mug to enjoy your home and office-made espresso based drinks that doesn't spill a drop and keeps your drink hot or cold for hours. Stainless Steel double wall Thermavac compact vacuum insulation, 2.5h hot & 4.5h+* cold. Leak-Lock technology; leak proof flip lid with locking slider. Fits most coffee machines and locks in drinks with flavour and aroma for longer. 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 13.5cm Dishwasher safe. 94% Stainless steel, 4% Polypropylene, 1% ABS, 1% Silicone.