Come and see our amazing products. This collapsible bottle is made of BPA FREE food-grade silicone, ensure your safe drinking, non toxic and odorless for drinks. It's suitable for water or another drinks. Fold size is 2.76"width x 6.7"height, 8oz capacity. Unfold size is 2.76"width x 9.84"height, 18.5oz capacity. Silicone water bottle is lightweight,only 6 ounce. One bottle two styles, you can fold for easy packing and carrying or store. If you need more storage,just unfold. A good space saver. Also it comes with a carabiner , you can hook it on your bag. Collapsible Water Bottle Designed with silicone seal ring to prevent leakage. When you first use it, we advise to soak it for 15 minutes with boiled water for thorough cleaning. Pls confirm further with us if any query about packing info, inventory status and time schedule.