Premium 500ml stainless steel insulated water bottle with advanced rubber paint coating for superior durability and sleek aesthetics. Double-wall vacuum insulation maintains temperature for 24 hours (hot/cold). Ergonomic design features a precision-stitched silicone base for anti-slip performance and scratch resistance. BPA-free food-grade 304 stainless steel interior withstands extreme temperatures (-20°C to 100°C). Ideal for outdoor adventures, office use, and gym sessions. Patented leak-proof twist lid with 360° rotation capability ensures spill-free transportation. Customizable powder-coated finish resists fingerprints and daily wear. Wholesale exclusive with industry-leading MOQ flexibility and global logistics support.