Useful gift for birthdays and graduations: this portable and elegant flat water bottle keeps you hydrated outdoors with comfort and ease. Space-saving flat design: the flat square profile minimizes bulk and fits easily in pockets and tight spaces. Easy to carry: lightweight and slim, it slips into school bags, backpacks, and suitcases with ease. Versatile for indoor and outdoor use: ideal for mountain climbing, camping, and school; drink water anytime, anywhere, whether you are at a party or on a solo adventure. Use scenarios - Mountain climbing or camping trip: keep hydration within reach in your pack. - School day or travel: convenient hydration that fits in your bag or luggage. - Social events or solo adventures: stay refreshed with quick access to water. Attributes - Function: hydration on the go. - Compatibility: fits pockets, school bags, backpacks, and suitcases. - Size/profile: flat, compact design. - Weight/portability: lightweight and portable.