XD design is at its best with this stunning 600ml double wall, vacuum insulated stainless steel flask. It is BPA-free, has a trendy matt finish and will keep drinks cold for 24 hours or hot for up to 12 hours. The flask has convenient push button operation and a smart two-tone cup with a soft-touch handle. Bopp laser engraves to a shiny steel finish and is beautifully presented in an XD gift box. This product is not dishwasher safe and handwashing is recommended.