Swim moms will love this 20 oz. stainless steel swim travel tumbler, engraved with our "best swimming mom ever" design, that is perfect to bring along on a long road trip, during a commute to work, or along with her to one of many swim meets. The tumbler is double-wall vacuum insulated that helps to ensure that hot drinks stay hot and that cold drinks stay cold - no matter what the weather is outdoors - for an extended period of time. Surprise mom with this durable swim mom gift that she is sure to love for Mother's Day and other holidays, as well as her birthday and other occasions.