Premium 500ML stainless steel vacuum flask with double-wall insulation for 24-hour temperature retention

Sublimation printing technology ensures vibrant, scratch-resistant custom designs on both bottle and matching gift box

High-grade 18/8 stainless steel interior resists rust and prevents flavor transfer, BPA-free food safety certified

Ergonomic leak-proof lid features one-button operation with 360° drinking capability for car/desk/outdoor use

Mirror-polished exterior with diamond-cut base for anti-slip stability and luxury presentation

Complete set includes premium packaging ideal for corporate gifts, weddings, or promotional merchandise

Commercial-grade durability withstands restaurant/hospitality daily use while maintaining thermal efficiency

Compatible with most beverage types including coffee, tea, carbonated drinks, and protein shakes

Wholesale-optimized packaging allows cost-effective bulk orders with custom branding opportunities