Premium 18oz/36oz/64oz stainless steel vacuum insulated water bottle with superior temperature retention technology. Double-wall vacuum insulation keeps beverages hot for 12 hours or cold for 24 hours. High-grade 304 stainless steel interior resists odors and stains while maintaining liquid purity. Durable powder-coated exterior provides scratch resistance and ergonomic grip. Leak-proof design features precision-engineered threaded lid with silicone gasket seal. Ideal for outdoor adventures, office use, gym sessions, and travel. Direct wholesale pricing with bulk order discounts available. Comparable performance to leading brands at fraction of retail cost. BPA-free materials meet international safety standards. Available in multiple capacity options for versatile hydration needs.