Description: 【Foldable Design】: This 201 stainless steel outdoor folding cup is designed to be foldable, making it compact and easy to store. Suitable for outdoor activities and travel. 【Durablitiy】: Made of stainless steel, this cup is sturdy and tough, ensuring long-term use without damage. 【Convenient & Portable】: With its foldable design, this cup can be easily carried around in your pocket or bag. It also comes with a keyring for added convenience. 【Suitable for Outdoor Use】: Its sturdy construction makes it ideal for outdoor use - whether you're camping, hiking or on a picnic. 【Wide Application】 Our hiking bottle not only for cups, but also as mugs for mouthwash, beer mugs. Suitable for travel, hiking, camping, outdoor, fishing, mountaineering, and other outdoor activities. Specification: Material:Stainless Steel Size Chart: Small:5cmx7cm/1.97inchx2.76inch Medium:6.5cmx7.6cm/2.56inchx2.99inch Large:7.8cmx8.8cm/3.07inchx3.46inch Package Includes: 1pc Cup(4 Pack) Note: Please allow slightly errors 1-2cm differences due to manual measurement.