Nesting handle: Makes it easy to cart your bottle with you wherever you go, and stows away seamlessly when not needed. Vacuum Insulated Stainless Steel: Keeps your creation the perfect temperature longer. Powder Coat finish: Durable, sleek, and stylish. Easy-to-carry: the cap comes complete with nesting handle, making it easy to carry around. Stays Dry: keeps its cool without condensation, thanks to sweat-proof insulation.