Our gorgeous array of classy color choices allow for so many ideal gift options! Our 15 oz custom engraved insulated coffee tumblers are stainless steel, vacuum insulated and keep drinks cold for up to 24 hours or hot for 6 hours. Sweat Free & BPA Free. PERFECT gift choices for your upcoming anniversary, wedding, engagement, family poolside resort week or honeymoon! Our perfect tumbler awaits your perfect destination!