Premium 1500ml vacuum insulation maintains beverages hot/cold for 12+ hours with double-walled 304 stainless steel interior and BPA-free food-grade plastic exterior.

Innovative modern design features leak-proof silicone sealing ring and one-touch push-button lid for effortless single-handed operation.

Multi-functional use for coffee/tea storage, office hydration, outdoor picnics, and catering services with wide-mouth opening for easy cleaning.

Commercial-grade durability with reinforced base and scratch-resistant coating, optimized for high-volume usage in hotels, restaurants, and bulk retail.

Space-efficient rectangular shape maximizes storage capacity while saving 20% shelf space compared to traditional round flasks.