20oz Vacuum Insulated Stainless Steel Tumbler :
It is made of food-grade stainless steel, rugged, not easy to rust, and no metal flavor. Wide mouth can be quickly cleaned, fast filling, convenient and practical. Stainless steel cups can almost drink all kinds of beverages, suitable for indoors or outdoor. You can use a cup as a wine glass, champagne glass, a glass or travel glass. Fit gathering, picnic, beach, swimming pool, camping, hiking, lake, terrace, barbecue, cruise, work, travel, boating.