Model No.:CL-DA002 Charmlite Stackable Wine Tumbler Clear Collapsible Portable Plastic Wine Glass with Carry Webbing Outdoor wine glass is 10 ounces each for its capacity; very convenient for taking out and a great idea for outdoor camping or picnic. It is made of eco-friendly and food grade material—PS and PP, which can be reusable and no single use plastic to the environment. This collapsible portable stemmed plastic wine glass is PATENTLY designed with a specially and humanity close button on both the bottom of the cup and lid, so that you can connect each tumblers together to come true the stackable idea. The webbing design is perfect for hanging on your bags while camping, which can save your space while in outside. Our wine cups are hand wash only, not used in microwave or dish washer machine. Charmlite wine cups include components below: webbing, plastic glass Mug and the stem(i.e the lid). All the color of the glass, lid and also the webbing can be customized according to clients’ demand.