Swig Eggshell Stainless Steel Wine Tumblers

[cup body material]: outer 304 stainless steel 0.5MM shell, inner 304 stainless steel tensile 0.5MM liner, inner wall electrolysis.
[Cup cover]: AS new material opening cover.
12oz: cup diameter: 8cm. Cup bottom diameter: 5.5 cm. The whole cup height: 11.5cm