Elevate your hydration routine with the BYSEI stainless steel water bottle, designed for style and performance. Featuring a striking blue geometric pattern, this premium bottle is crafted with a robust stainless steel cap and base for enhanced durability. Its advanced double-wall insulation keeps your drinks cold for up to 24 hours and hot for up to 12 hours, making it perfect for use at home, at work, or while traveling. With a generous 500ml capacity, leak-proof seal, and sweat-free exterior, the BYSEI water bottle combines elegance and convenience for your everyday adventures.