Package Included: This package comes with 8 pcs collapsible water bottles in 8 different colors, including pink, green, gray, light green, light blue, blue, and black Space Saving: These silicone bottles for kids can be collapsed to a compact size with a capacity of 17oz/500ml and a height of 3 inches, making them easy to store and carry around Distinct Color Options: The distinct color options make these reusable water bottles suitable for most age groups Convenient : The collapsible water bottle is designed with a leak-proof cap to prevent spills and a wide mouth for easy filling and cleaning Durable : Made of silicone, these flat water bottles for travel are durable, eco-friendly, and BPA-free