Premium 500ml vacuum-insulated cola bottle crafted with double-layer 18/8 stainless steel for superior temperature retention. Advanced leak-proof lid design features precision silicone sealing ring to prevent spills during travel. Mirror-polished exterior resists fingerprints while maintaining a sleek metallic finish. Optimized wide-mouth opening accommodates ice cubes and easy cleaning. BPA-free construction ensures safe drinking for hot/cold beverages (-20°C to 100°C). Ideal for office commuters, gym hydration, and outdoor adventures with 24-hour thermal performance. Commercial-grade durability withstands daily use in restaurants, cafes, and catering services. Bulk purchase available with industry-leading wholesale pricing for global distributors.