Premium stainless steel vacuum flask with advanced temperature display

Double-wall insulation keeps drinks hot/cold for 24/48 hours

Smart LCD screen shows real-time liquid temperature (accuracy ±1°C)

18/8 food-grade stainless steel interior with copper vacuum layer

Leak-proof twist-lock lid with one-hand operation design

Precision laser welding ensures 360° vacuum seal integrity

Ideal for office commutes, outdoor adventures, and gym hydration

Military-grade drop resistance and anti-sweat coating

BPA-free materials with FDA & LFGB certifications

Ergonomic curved silhouette fits standard cup holders