Come and Check Our Promo Solutions.Made of double-wall 304 stainless steel. It keeps your drink COLD for up to 24 hours, and HOT for up to 12 hours. Our BPA-free Straw Lid is leak-proof when the nozzle is in the closed position. Carabiner Straw Lid makes bottle easy to transport and comfortable to carry. The price is 18 Oz. Also have 32 OZ, 40oz. Pls check inventory and detailed info with us before placing your orders.