Large thermoware vacuum insulated flask with several capacity and lids are made using high-quality 18/8 stainless steel, and are free of BPA or any other toxins. Stainless steel material is also environmentally-friendly and durable SMART DESIGN WIDE MOUTH DUST LID, The new designed lid come with dust cover. It is keeping the spout clean and covered between uses, as well as for a handy little lever with which is easily and quickly flip the spout open, Push-Button Lid is designed for an easy, one-handed drinking experience. The chug-lid design opens with the push of a button for high liquid flow and one-handed drinking. Wide mouth is easy to add ice cubes and wash What you like, what we do!