New stainless steel thermos 500ml! With double walls, to enjoy ice water or hot drink, for many, many hours! • Made of 304 stainless steel (18/8 stainless steel) • With FDA & SGS quality certificates • Aluminum and toxic substances (BPA free) • Do not break • 100% recyclable • With double walls, to maintain the temperature for more hours Why choose stainless steel thermos? 1) The most important reason to say 'yes' to stainless steel water bottles is their healthy material & great durability. As they do not break if they fall down, they can be used for a much longer time than common hermit crab. 2) Stainless steel is the healthiest & safest material, as it does not contain Bisphenol A & carcinogens, as is the case with some poor quality plastic or aluminum containers. In addition, stainless steel does not accumulate bacteria, even if scratched. Do not forget that it is the first choice of material for the manufacture of hospital accessories & kitchen items. - Unsuitable for carbonated drinks.