Sunisery 500ml Water Bottle Vacuum Insulated Flask Thermal Sport Chilly Cold Cups

High grade quality stainless steel construction with unique double-wall vacuum insulation technology and vacuum-seal cap These bottles are useful all year round, keeping your tea warm in the winter and water cool in the summer These bottles are useful all year round, keeping your tea warm in the winter and water cool in the summer Typical uses include water, tea, coffee, carbonated drinks, wine and even soup Scientifically designed to keep your drinks cold or hot for up to 12 hours