NEW & UNIQUE DESIGN: 1.16 ounce capacity can meet your various drinking needs, perfect size for travel, car cup holder, daily work. 2.The press cap is upgraded with thickened rubber ring for better sealing. 3.The straw is made of soft and healthy PP material, durable and not easy to break. 4.The bottom of the straw adds a locking ring to prevent dropping and losing, not only indoors, but also at the beach or during strenuous exercise you can still enjoy your drink. HAND WASHING RECOMMENDED: Because the cups are coated with soft rubber paint, the paint may peel off in the dishwasher, so we recommend you to wash them by hand, and each cup is equipped with a special straw brush, which is easy to clean and healthier! MULTIPLE PURCHASE OPTIONS: Choose from up to 9 popular colors and any combination of 4, 8, 10, or 24 sets. The new matte colors have a soft, high-quality velvety feel with no graphics or logos on the cups, making them the perfect blank canvas for a spontaneous personalized DIY gift for a friend's birthday party or wedding. DOUBLE WALLED AND BPA FREE: The entire cup is made of food grade AS plastic material. Thickened acrylic interior and insulation provide cold and heat retention, water, iced drinks and juices stay cold while hot drinks like tea, coffee and lattes stay warm. The double-layer construction is sweat-proof so you don't have to worry about drinks or sweat stains staining the cups 100% SATISFACTION: We take pride in the quality of our products and take responsibility for our customers' buying experience. If there is any problem with the product you receive, please contact our customer service first, we will definitely give you a satisfactory solution.