?High Quality?the insulated water bottle is made of 304 stainless steel,400ML, which is sturdy, safe and reliable to use, reusable and easy to clean; Luxurious gorgeous rhinestone inlay design makes the vacuum cup look shiny and exquisite.The stainless steel makes sure your water stays clean and cold, while the screw bottle cap makes sure you won't spill! Everything is ensured to be extremely sturdy.(Please note that not soak the diamonds in water for a long time.) | | ?Double-layer structure design? The cup body is reasonably designed according to ergonomics. The diamond water bottle is made of a double-layer structure cup body, which is vacuum insulated to prevent the loss of heat insulation. The insulation technology will satisfy you, and the sparkling diamond water bottle feels comfortable. | | ?Unique design?vacuum mug with removable tea strainer. You can steep loose tea leaves in a cup and use the filter as a compartment when drinking. You can also just remove the filter .