Health materials: This folding cup is made of high quality stainless steel, will not break, safe and healthy, durable, easy to clean, and has a long service life and is reusable. Foldable design: The cup is foldable design, which saves a lot of space and is convenient for travel, creative and practical. Fits well in your pocket, purse, backpack, suitcase. Convenient to carry: Comes with a loop for easy carrying. You can easily enjoy coffee, milk tea, wine, etc., an ideal travel companion. Ideal for outdoor hiking, camping, travel and sporting events. Application of use: The collapsible cup is suitable for camping, hiking, mountaineering and other outdoor activities. This collapsible water mug is a must have for the busy traveler. Package Included: 2 x Stainless Steel Collapsible Travel Mug. Small foldable volume and light weight have both used them for home and outdoor. Product Features: We adopt a food grade stainless steel, not easy to break, lightweight, easy to clean and carry. Simply remove the top cover of the box, then extend the cup to its full height. Convenient foldable size fits easily in your pocket, purse or backpack. Such a collapsible mug is necessary for busy travellers. Stackable Telescopic Travel Mug for Outdoor Drinking, Collapsible Mug with Key Ring, Folding Camping Mug, Telescopic Travel Mug Portable Retractable Collapsible Travel Mug for Travel, Camping, Hiking and Working, Space Saving We adopt food grade stainless steel, not easy to break, lightweight, easy to clean and to carry. Such a collapsible cup is necessary for busy travelers. The collapsible cup fits in the palm of your hand so you can always grab a cup when youre on the go. Simply remove the top lid from the box, then extend the mug to its full height. Convenient collapsible size fits easily in your pocket, purse, or backpack. A great accessory for people who are going to travel, hike, camp and attend the concert. Portable Coffee Mug With the collapsible design, our mugs wont never take up space. Collapsible Travel Mug Upgraded folding design, space saving, fits well in your pocket, purse and wont take up space. Folding Drinking Cup Can be hung on the bag connected to the strap and portable hook. Key Ring Design Foldable Cup Ideal for picnics, camping, road trips and outdoor excursions. Helpful tips: Do not pull the telescopic cup directly, it will retract easily, please straighten it up and twist it counter-clockwise to secure. Wash with sponges or non-scratch cloth in lukewarm water. There has some errors in manual measurement. The size drawing is for reference only, and the actual product shall prevail. Product color is related to your monitor and shooting environment, please refer to the actual product.