Robust 600ml, double wall vacuum insulated stainless steel drink bottle with a tough powder coated finish. It will keep drinks cold for 24 hours and hot for up to 12 hours. Renault has a secure screw on stainless steel lid which is attached to the bottle with a soft-touch silicone strap that doubles as a carry handle. The bottle is BPA-free and laser engraves to a shiny steel finish. This product is not dishwasher safe and handwashing is recommended.