600ml Straight Cup Stainless Steel Sports Bottle https://www.cnvacuumflask.com/product/stainless-steel-sports-bottle/600ml-straight-cup-stainless-steel-sports-bottle-with-ring-that-can-be-lifted-with-one-finger.html Design: The cup lid has a unique shape and can be lifted with one finger. The threaded plastic lid is anti-slip and will not fall. Capacity: 600ml large capacity, enough water for a day. Suitable for the crowd: office, going out. Material: 316 and 304 are available.