Joyoung 316L Stainless Steel Insulated Portable Travel Water Bottle Large Capacity Outdoor 72H Thermal Car Hot Water Flask 2.5L

Long-lasting insulation for up to 72 hours (hot and cold)

Maintains temperature significantly above national standard (24h ≥ 55°C)

Vacuum insulation with multi-layer temperature locking technology

Inner liner features microwave copper plating and electrolytic polishing for enhanced insulation and durability

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 2.5L capacity option for all-day hydration

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

Smooth water flow spout with drip-free pouring

Cup lid doubles as a sharing bowl (480 mL capacity)

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

Durable stainless steel water outlet button upgraded for better insulation

No plastic taste or odor due to stainless steel inner lid and tea filter

Safe, non-toxic materials resistant to high temperature, acid, and alkali corrosion

Easy to clean, resistant to tea stains and water scale buildup

Avoids plastic-related health risks and bacterial growth common in plastic cups

Suitable for outdoor activities such as hiking, traveling, fishing, and sports

Designed for convenient hydration with easy lid opening and carrying options

Tested under controlled laboratory conditions for temperature retention and safety

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

Users should read the instruction manual before use and follow safety guidelines

Joyoung continuously upgrades the product for improved health and durability

Comparison data refers to previous Joyoung models, not other brands

Customer support available for inquiries and assistance