Stainless and healthy: the cup body is made of 304 stainless steel. The interior is rust-free, odorless, healthy and durable and can be used with confidence. Excellent thermal insulation: drinks do not transfer heat or heat carrier, your drinks really stay hot or cold for as long as possible. Suitable for many occasions: suitable for parties, travel, parties, beach, office and home. It can also be used as a great gift for family and women on Valentine's Day, Thanksgiving, and Christmas. LARGE CAPACITY & HANDLE: The hot cup with capacity is large enough to hold the water you need. WATER CUPS FOR COUPLES: 20oz 30oz meets women's drinking needs, 30oz meets men's drinking needs, take your lover on a trip together Construction with straw and lid: each cup has 1 lid and 1 straw. The rotating lid of this stainless steel cup gives you a choice between a straw hole, a wide opening and a full top to prevent spillage.