Foldable silicone water bottle collapsible water bottles capacity:500ml material: silicone reusable and eco-friendly :made of bpa-free silicone, this water bottle is reusable and reduces plastic waste, making it an eco-friendly choice. portable and perfect for on-the-go use :the foldable design and lightweight material make this water bottle perfect for carrying around, whether you're at work, school, or traveling. silicone retractable kettle foldable water cup outdoor sports portable kettle colorful cup with carabiner with handle.