Insulated Lunch Bag With Aluminum Foil Lining - Leakproof Thermal Tote For Office, Picnic & Gym, 3-Layer Cold/Hot Retention

12-Hour Temperature Defense​​ Triple-layer insulation (aluminum foil + PEVA + EPE foam) maintains: 4℃ or below for perishables like sushi/salmon (with ice pack) 60℃ or above for soups/stews (verified in 25℃ ambient tests) ​​🦠 Hygienic & Leakproof​​ FDA-grade lining：Seamless welded corners prevent liquid seepage Antimicrobial treatment：Silver ions reduce 99% E.coli in 4 hours Odor-resistant：Charcoal-infused fabric neutralizes food smells ​​🎒 Space Optimization​​ Expandable sides：Accommodates tall containers up to 25cm Modular compartments： → Mesh pocket for cutlery set → Zippered pouch for napkins → Elastic straps stabilize bottles ​​🦾 Ergonomic Carrying​​ Convertible strap：Switch between crossbody/shoulder/handheld modes Pressure relief：Memory foam handle pad reduces nerve compression Crush-resistant：Semi-rigid base protects delicate containers ​​🌙 Smart Visibility​​ 360° reflective strips：Visible within 50m at night (ANSI Class 2) Quick-access window：Check contents without opening main compartment Color-coded zones：Red=hot food / Blue=cold items identification