Replacement Straw Lid for Classic Tumbler color_HCM Premium Copper Coated Insulation Layer:

Premium Copper Coated Insulation Layer: The exterior of the inner wall

Easy to Fill: Food is added to the bag by opening the bottom of the pouch and filling it to the pre-marked fill line

Easy to Use: The double zipper top opens wide and the interior has an expandable mesh pocket

Insulated: Lid is double-walled

Replacement Straw Lid for Classic Tumbler color_HCM Premium Copper Coated Insulation Layer:Leak & Splash Proof: The clear flip lid and insulated flip lid are leak proof when closed. The insulated straw lid twists onto the tumbler for a splash proof barrier. Insulated: This lid's double wall insulation ensures your drink will stay at its ideal temperature for longer.