FGA Fuguang Insulated Thermos Stainless Steel Large Capacity Home Office Glass Liner Hot Water Bottle Student Flask

Upgraded thickened steel shell is more impact-resistant than ordinary glass bottles

Food-grade PP spout with U-shaped design to prevent leakage and ensure smooth water flow

Silicone rubber sealing ring for airtight vacuum maintenance

Ergonomic design for effortless pouring and switching between carrying modes

Scientific design to prevent splashing and improve usability

Safe, odorless materials that resist mold and corrosion

After 48 hours, water temperature remains ≥42°C

Vacuum state maintained by innovative integrated stopper to prevent safety hazards

Minor black lines on glass liner are normal due to manufacturing process and silver coating; these do not affect insulation performance or safety

Glass liner uses double-layer borosilicate glass with vacuum insulation supported by silicate gasket to enhance stability and durability

Designed to break traditional thermal bottle patterns with improved aesthetics, durability, and user experience