While most things are better outdoors, it's especially true of wine. Now, enjoying your wine in the wild is simultaneously hard core and laid back. 18/8 stainless steel made with kitchen-grade stainless steel, so they're puncture- and rust-resistant. Double-wall vacuum insulation keeps cold drinks cold and hot drinks hot until the last sip. The Color that is built to last - no fading, peeling, or cracking here. Each measures 5.5 in high and 2.8 in wide.