1.)CE&FCC&FDA certified glass water bottles, MOQ is 3000 pieces. 2.)Made of high borosilicate glass with a filter element, a plastic handle,and a silicone cover. 3.)Capacity is 600ML,3 colors are avaliable. 4.)Forever reusable, recyclable, sustainable and soft on the environment. 5.)Put the tea or fruit into the filter so that you can drink the pure tea without the solid residue. 6.)Thanks to the vacuum between the double wall borosilicate glass that doesn’t conduct heat, the interior tea will keep hot longer while the exterior wall will stay cool for hand safe touch; Hot drinks will not burn your hands.