The bottle WateBottlesre made from three layers of ultra-durable strong plastic material. Just fill in the warm water and cleaning agent, shake again and again in order to make it clean. With a convenient carabiner, making it easy to clip to your purse, belt-loop or pack. Can be rolled, folded or flattened when empty, making it easy to carry where you go. Nice display spot for your custom logo. Made from pe material, measuring 16OZ, this custom 16oz flex foldable pe water bottle with carabiner. 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.