Joyoung 316L Stainless Steel Insulated Portable Travel Water Bottle Large Capacity Outdoor 72H Thermal Car Hot Water Flask 1.5L

48 hours guaranteed temperature retention exceeding national standards (≥55°C at 24h)

Multi-layer vacuum insulation technology including triple vacuum layers and micro-wave copper plating inside liner

True vacuum lock temperature technology for superior heat and cold retention

Tested under controlled laboratory conditions (20±2°C ambient temperature)

360° leak-proof triple sealing structure (silicone ring, threaded top lid, inner stopper)

One-button press pop-up lid for easy single-hand operation

Large capacity (up to 2.5L) suitable for all-day hydration

Balanced ring base for stable placement, anti-slip and wear-resistant PP protective bottom

Smooth flow spout with drip-free pouring

Cup lid doubles as a 480mL sharing cup

Portable with both hand-carry and shoulder strap options, adjustable strap length

Durable stainless steel water outlet button upgraded for better insulation

No plastic contact with water to avoid odor and contamination; all water-contact parts are stainless steel

Resistant to acid, alkali, high temperature, and corrosion

Easy to clean, no residue or odor retention

Suitable for outdoor activities such as hiking, mountain travel, fishing, and long-distance driving

Designed to provide healthy, fresh hot or cold water without plastic taste or contamination

Recommended to read user manual before use and follow safety instructions

Product images and descriptions are for reference; actual product may vary due to upgrades

Internal testing data provided for consumer reference; actual performance may vary with environment

Continuous product upgrades from version 1.0 to 3.0 focusing on health, durability, and insulation performance

Stainless steel inner lid replaces plastic to eliminate odor and harmful substances

Tea filter made of 316L stainless steel ensures fresh tea flavor without corrosion

Triple sealing prevents leaks even when flask is laid horizontally or inverted

One-button pop-up lid enables quick hydration after sports or travel without hassle

For any questions or assistance, contact Joyoung online customer service

Communication encouraged to resolve issues and improve user experience