2-Pack Stainless-Steel Tumbler, made of solid and durable stainless steel, will be with you for a long time. A smart and classy replacement for wasteful single-use plastic cups, the set features a stackable design for ease of storage and travel. These stainless-steel Glass are perfect for serving all your beverages. Perfect for a picnic, day to day meals, or a lavish dinner party. Drinks stay chilled longer, so they’re a great choice for outdoor entertaining. They also take up less space in the cupboard or in the picnic basket than conventional wine glasses.