Premium 18/8 stainless steel inner & outer walls for superior durability and rust resistance
Advanced vacuum insulation technology maintains temperature for 24hrs hot /12hrs cold
Seamless one-piece spinning craftsmanship eliminates welding weak points
Food-grade 304 stainless steel mouthpiece with precision grinding for smooth drinking
Leak-proof rotary switch design with silicone gasket for 360° travel safety
Ergonomic curved body with non-slip textured grip for comfortable handling
Dual-layer copper-plated vacuum chamber for maximum thermal efficiency
Multi-scenario use: business trips, outdoor adventures, gym sessions, and office hydration
Mirror-polished finish resists fingerprints and maintains sleek appearance
Large-capacity 500ml design with optimized weight distribution for portability


















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Hot Sale Double Wall Stainless Steel Travel Type Thermos Twin Vacuum Hot Water Bottle Boiling Flask
$7.6$11-30.91%
Color:
customized
Capacity:
350ml
750ml
1000ml
500ml
Quantity:
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