The bottle is a mini portable product. After folding, the volume is reduced by 80% and the thickness is only 2.5- The bottle cover is made of food-grade PP material, which is easy to open and tightly sealed. It is a lightweight bottle, which reduces the burden of the bag since the lighter the better. Best gift idea for different occasion: various colors allow for many ideal gift options. Best gift choices for wife, bride, bridesmaid, men, wedding birthday party, Christmas, Thanksgiving, mother or teachers day. Customize your logo, suitable for company parties, exhibition marketing, anniversary, employee benefits, and other occasions. Made from silicone material, measuring 17oz, this custom customized collapsible silicone outdoor coffee bottle 17oz. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: BPA-free, leak-proof, travel-friendly.