Swiss century-old SIGG crystal Stainless Steel vacuum flask / vacuum flask 750ml-Obsidian

•Double•Double layer made of 304 stainless steel •Easy to drink, clean without dead ends • Grooved bottle cap, you can pour water without removing the cap •Using precision forging technology to compress the vacuum space between the double layers to a minimum, The inner layer of the bottle is processed with a copper coating with good heat storage properties, which improves the heat preservation efficiency •Special rotating technology makes the inner layer of the water bottle thinner, and the net weight is 30% lighter than the same specification thermos bottle produced in the usual way, but the function is not reduced • The groove lines of the bottle body are shaped and non-slip, which makes the structure of the water bottle more advanced, resistant to falling and deformation. • The capacity is the same as other water bottles of the same specification, but the size is much more compact and lighter, more convenient to carry • The groove line of the bottle body makes the structure of the water bottle more advanced, shatterproof and prevent deformation https://live.staticflickr.com/65535/49021923312_4579479c31_o.jpg https://live.staticflickr.com/65535/49172072307_12e37bd756_o.jpg Product specifications: Height: 26.7cm Diameter: 7.6cm Net weight: 342g Capacity: 750ml Cover: PP#5 (polypropylene), silicone, stainless steel Bottle: 304 stainless steel Swiss rigorous standards made in China Cleaning method: hand cleaning (In order to prolong the service life, please do not wash it in the dishwasher) Warranty period: one-year limited warranty Heat resistance: cup: 100°C cold preservation: 24 hours heat preservation: 20 hours Precautions: • It is recommended to wash by hand, do not put in the dishwasher, to extend the life of the product