**Product Specifications:**
**Brand:** THERMOS
**Model:** TCOK-500
**Capacity:** 500mL
**Color Options:** Matte White, Matte Black, Pink, Gradient Purple
**Material:**
- Lid Body: SUS304 Stainless Steel, Polypropylene (PP)
- Sealing Ring: Silicone Rubber
**Dimensions:** 23cm (height), 6.5cm (diameter) *Measurements may have slight errors due to manual measurement
**Insulation Performance:**
- Hot Retention: Above 69°C for 6 hours
- Cold Retention: Below 10°C for 6 hours
**Features:**
- One-touch opening with nose-friendly design for easy single-handed operation
- Vacuum insulation with double-layer technology for superior cold retention
- Stainless steel inner and outer tubes with painted outer layer
- Leak-proof and detachable design for easy cleaning
- Wide mouth design for easy insertion of ice cubes and convenient cleaning
**Additional Information:**
- Locking temperature technology for outstanding cold retention
- Ergonomic design for comfortable drinking experience
- Available in black and white dual colors
- Suitable for all seasons and travel purposes
- Insulation and cold retention tests conducted with results of 0.69 and 10°C respectively for 6 hours
- Made of high-quality SUS304 stainless steel for corrosion resistance and durability
- Humanized anti-scald design for safe and convenient drinking
- Suitable for both hot and cold beverages
- Easy to carry and suitable for daily use
Please note that the above specifications are subject to minor errors due to manual testing and may vary depending on geographical and temperature conditions.