The Straw Tumbler XL is the ideal companion for the road, work, walk and the gym! Made of high quality stainless steel 18/8, inside and outside, they offer absolute safety and keep the taste of the drink unchanged. Double-walled insulation keeps your drinks cold for up to 12 hours and hot for up to 6 hours, while the powder-coated exterior offers durability. With a capacity of 900ml and a comfortable handle for easy holding, this tumbler has a spill proof lid as well as a reusable straw. The Straw Tumbler XL is part of the Save the Aegean collection, supporting their ecological message through packaging made from  100% recyclable cardboard, BPA-free. Each purchase contributes to the efforts of the Archipelagos organization to protect the Aegean seas.