Compared to other traditional water cup, this silicone water cup has the advantages of heat-resistant, ultra-thick, eco-friendly, which can be reused for many times. Owing to its mini size, foldable and compact merits so that this drinking cup can be stored in your backpack easily and conveniently. It is made of high-quality silicone and metal material. The length of unfold is 10.5 and width is 8.1cm. The length of folded is 2.5cm and width is 8.5cm . This product is suitable for home, household, travel, camping, hiking, etc. Item Name: Folding Cup Material: Metal,Silicone Features: Compact, Lightweight, Food Grade Capacity: 320ml Size Details: Unfold : 10.5cm x 8.1cm/4.13" x 3.19" (Approx.) Folded : 2.5cm x 8.5cm/0.98" x 3.35" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Folding Cup