600ml double wall drink bottle that keeps drinks cool for longer. It has an inert polymer gel between the walls which freezes when the bottle is put in a freezer. Once frozen, simply fill the bottle with a pre-chilled beverage. It is manufactured from Tritan which is odour-resistant and BPA-free. The bottle has a secure screw on lid with a flip drinking valve and a straw. This product is not dishwasher safe and handwashing is recommended.blue|blackPad Print 35mm x 60mm.|Screen Print 150mm x 210mm.|Rotary Digital Print 100mm x 231mm.Dia 70mm x H 271mm.