| Specification Category | Yasuda YS-CB500 Flask Details |
| Brand Identity | Yasuda |
| Model Designation | YS-CB500 |
| Total Fluid Volume | 500 ml Capacity |
| Thermal Retention Lock | 24 Hours Hot / 24 Hours Cold |
| Inner Chamber Material | Premium Grade 304 Stainless Steel |
| Outer Armor Material | Heavy-Duty 201 Stainless Steel |
| Insulation Core Design | Advanced Vacuum Technology |
| Thermal Shield Layer | Inside with Copper Coating Matrix |
| Sealing Cap Compounds | New PP & Silicone (Can Pass FDA Test) |
| Aesthetic Color Options | Stainless Steel / Red |
| Ergonomic Portability | Integrated Secure Flex Carry Handle |
| Maintenance Profile | Easy to Use / Easy to Clean Geometry |
| Chassis Form Profile | High-Impact Compact Vertical Cylinder |
Dual-Grade Stainless Steel Chamber: Built with a food-safe inner 304 stainless steel interior wall and a rugged outer 201 stainless steel defensive shield for lasting structural durability.
Advanced Copper-Coated Vacuum Core: Features a high-efficiency vacuum insulated core fortified with an internal copper coating to optimize heat reflection and stop energy dissipation.
Verified 24-Hour Hot & Cold Lock: Performance-tested to deliver maximum temperature retention parameters, keeping liquids locked in at 24 hours hot or 24 hours cold regardless of outside elements.
FDA-Approved Safety Handle Component: Formulated with non-toxic, premium-grade new PP and silicone sealing components certified to pass strict FDA testing guidelines, paired with a secure integrated handle.
Streamlined Maintenance & Operation: Formed with user-friendly ergonomics and a wide-access mouth profile making the structural vessel exceptionally easy to use and easy to clean, paired with a reliable zero-leak sealing system.