Come and Check Our Promo Solutions.Material: made of stainless steel, strong and durable, not easy to deform, long lasting.Size(Approx): before folding: 60*47.5mm, after folding: 50*20mm, as picture shwon; Before folding capacity: 75ml.Foldable portable size, save space and convenient for carring in your cosmetic bag, purse or handbag for daily travel use.Cup lid with keychain, easy to clip it on your belt loop, backpack and jacket, or hanging for storage it.Reusable collapsible travel water cup lightweight and compact, perfect for camping, hiking, picnic, fishing, mountaineering and other outdoor activities, best gift for outdoor lovers. Pls check inventory and detailed info with us before placing your orders.