I picked up a few of the Member’s Mark 30 oz. Double Wall Tumblers today at Sam’s Club.Nicer than the Ozark trail at WalMart,these have the Member’s Mark name on the bottom, the entire tumbler is smooth stainless steel.
Item # is 127293 $ 19.98 for 2 tumblers
Top Diameter 3.9 in, Bottom Diameter 2.75 in, Height 7.7 in.