- ROVER TUMBLER 2.0: Goodbye sweat! The double wall insulation makes the Iron Flask Tumbler sweat-free! It keeps your drink COLD for up to 20 hours, and HOT for up to 5 hours (depending on size). Our tumblers fit in most standard cup holders.
- 2 LEAK PROOF LIDS: YES, the Second Generation Rover Tumbler comes with TWO insulated lids. A 100% Leak Proof Straw Lid with 2 Straws, and a 100% Leak Proof Flip Lid.
- 18/8 PREMIUM STAINLESS STEEL: Iron Flask is made of 18/8 Stainless steel that is 100% BPA free and non-toxic. It will never leave a metal taste or rust. HAND WASH ONLY WITH SOAPY HOT WATER!
- FUNCTIONAL DESIGN & RUBBER BOTTOM: The powder coat exterior finish is a classic. It assures that you stand out with a very durable and elegant bottle. Our rubber bottom provides a non-slip base for protection and noise proof.
- 100% SATISFACTION GUARANTEED: We guarantee that the high quality Iron Flask tumbler will surely please you! If, for any reason, you are not 100% satisfied with the Iron Flask, we will issue you a full refund or an exchange!