This thermos is made with 18/18 double wall food grade stainless steel and it holds 40 oz. of liquid. Featuring an unique matted textured finish, these durable flasks feature vacuum insulation for heat and cold retention, wide mouth opening, and BPA free straw lid. The bottle comes with a paracord handle, made of high quality military grade nylon, with rubber safety ring and metal carabiner, which makes it convenient and secure to carry your water bottle. The flip up straw makes it easy to drink, you don't have to unscrew the lid again and again. It also comes with a BPA free food grade protective silicone sleeve that helps prevent your bottle from bumps and dents when dropping. The paracard handle bottle is perfect for outdoor events and promotions relating to hiking, camping, biking,