SUSTAINABLE AND SAFE: EU tested safe reusable tea and coffee cup that is made with durable no-rust stainless steel. BPA FREE. LEAKPROOF: Stainless steel mug with easy-grip durable powder coating and a leak-proof flip lid with locking slider to enjoy your favourite drink wherever you go without spilling a drop or loosing flavour and aroma. Can also be enjoyed without the lid thanks to our signature polished steel rim. EASY TO CLEAN: This product is designed to keep clean easily. Every part of this stainless steel Travelel mug is dishwasher safe, top rack only. SUSTAIN PROMISE: For you and the planet. Every Aladdin product comes with the Aladdin Sustain Promise. So your new product is guaranteed and comes with the latest innovation, quality and social responsibility. HOT FOR HOURS: The double wall Thermavac vacuum insulated thermo cup maintains temperatures inside regardless of the temperature outside and keeps your drinks hot for 4 hours, and cold for 6 hours. No sweat or condensation thanks to Aladdin's compact vacuum insulation technology.