*Marble Stanley Cups

Design: Elegant marble print with a handle and straw lid. Insulation: Double-wall vacuum insulation keeps drinks hot for hours (e.g., 7 hrs) and cold for longer (e.g., 11 hrs/2 days iced). Material: High-quality stainless steel, often BPA-free. Functionality: Leak-proof, fits cup holders, great for travel and daily use.