NWOT Hydro Flask 20L Insulated Lunch Tote Color: Baltic Blue Insulated lunch tote, insulated lunch bag, insulated lunch box-this one's all of the above. It keeps food fresh for hours, is the perfect size for salads and sandwiches, wipes clean, and is a go-to for work, play and school. • Coated fabric is waterproof and durable • Fully-lined interior for easy cleaning • Collapsible design for quick storage and travel Robust base for unsupported self-standing • Water-resistant zippers keep moisture out • Welded outer pocket for quick access to extras • BPA-Free