These outdoor collapsiblBottlesre made of Food grade silicone(BPA Free). Easy To Carry & Clean: Super easy to clean(dishwasher safe). Multipurpose:These folding traveBottlesre multi-purpose. From home to outdoor traveling and Hiking, to kids, to adults, for your pets. Its limitless to what you can use them for. Customize your logo, suitable for company parties, exhibition marketing, anniversary, employee benefits, and other occasions. Measuring 17oz, this custom customized collapsible silicone outdoor sport bottle 17oz. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Tailored branding: Supports logo imprint and design personalization. Product Highlights: BPA-free, leak-proof, travel-friendly.