21oz Silicone Folding Mug Outdoor Sports Water Bottle

A mini folding mug that folds down to 20% of its original volume. The lighter the cup, the better the bag. The cup body is made of food-grade silicone, FDA tested and certified, odorless and BPA-free, with several features such as softness, good elasticity, biodegradability, and long life. The lid is made of food-grade PP, easy to open, and tightly sealed. Suitable for a variety of scenarios applications, such as sports and fitness, business trips, daily life, etc. Support custom logo and custom cup color.