Large 700ml double wall, vacuum insulated stainless steel drink bottle with a tough powder coated matt finish. It will keep drinks cold for 24 hours or hot for up to 12 hours. The bottle has a secure screw on stainless steel lid with a foldaway metal carry handle. It is BPA-free and laser engraved to a stainless steel finish. This product is not dishwasher safe and handwashing is recommended.