YETI Rambler 20 oz Royal Blue BPA Free Stackable Tumbler with MagSlider Lid 8-80-824-04 13-mil membrane features a low-density

13-mil membrane features a low-density polyethylene (LDPE) core

Most durable for textured surfaces

and enhanced weatherability

and they install with two fasteners each (the lock and keeper)

YETI Rambler 20 oz Royal Blue BPA Free Stackable Tumbler with MagSlider Lid 8-80-824-04 13-mil membrane features a low-densityThis versatile vessel pulls its weight around the fire, keeping coffee warm until the last sip and beers cold until the keg is tapped. The cup holder friendly Rambler 20 oz. Stackable Cup comes with the splash resistant, MagSlider Lid to protect your beverage while on the go. Like the entire Rambler Family, it's over engineered to survive extreme adventures and double wall insulated so your beer is ice cold or your coffee is hot from the first sip to