The patent-pending MAGNETumbler is a magnetic 20oz stainless steel blue insulated tumbler with lid that keeps drinks hot or cold for hours. Magnetic bottom provides a way to secure the tumbler to your MAGNEPOD(TM) compatible watercraft without the risk of it tipping or falling over while paddling FEATURES: Features a 2? MAGNEPOD Neo-Magnet Mounted in the Bottom 18/8 Stainless Steel Double-Wall Vacuum Insulation Sliding Lid with Straw Dishwasher Safe The patent-pending MAGNETumbler is a magnetic 20oz stainless steel blue insulated tumbler with lid that keeps drinks hot or cold for hours. Magnetic bottom provides a way to secure the tumbler to your MAGNEPOD(TM) compatible watercraft without the risk of it tipping or falling over while paddling FEATURES: Features a 2? MAGNEPOD Neo-Magnet Mounted in the Bottom 18/8 Stainless Steel Double-Wall Vacuum Insulation Sliding Lid with Straw Dishwasher Safe