Insulation: Features double-wall insulation and premium stainless steel construction to ensure maximum temperature retention. Durability: Made of stainless steel, it is designed to be unbreakable, rustproof, and resistant to dents and corrosion. Design: The flask has a sleek, modern black finish with a stainless steel base and handle/spout mechanism. It often features a press-button mechanism for easy pouring. Usage: It is suitable for storing and serving various beverages like coffee, tea, and hot chocolate, and is versatile for home, office, or travel use.