Coffee Travel Mug, Travel Mug, Stainless Steel Travel Mug with Easy-Clean Lid, 18-Ounce, Stainless Steel. Make Coffee On The Go Easy With GO CUP. Twist-lock opening on the black push-on cover prevents splashes when theyre on-the-go. Double-wall stainless steel/plastic construction with foam insulation keeps their brews piping fresh. The body of the custom travel mug tapers down into a narrow base that fits in standard vehicle cup holders. Size: holds 18-oz. Cups will arrive blank (No Artwork)