| Specification Category | Yasuda YS-CB1000 Blue Flask Details |
| Brand Identity | Yasuda |
| Model Number ID | YS-CB1000 Blue |
| Total Fluid Volume | 1000ML (1 Litre Capacity) |
| Net Hardware Weight | 0.40 kg (Empty Structural Mass) |
| Aesthetic Color Profile | Premium Matte Blue Colour Finish |
| Insulation Technology | Double-Wall Vacuum Thermal Isolation |
| Preservation Capability | Multi-Hour Hot and Cold Temperature Lock |
| Chassis Structural Build | High-Impact Ergonomic Cylindrical Body Shell |
| Fluid Security Mechanism | Leak-Proof Secure Threaded Cap Assembly |
| Primary Usage Profiles | Sports Fitness, Travel Trekking, Office Workspace, & Daily Hydration |
Double-Wall Vacuum Thermal Core: Engineered with an advanced vacuum insulation framework that maximizes thermal air blocks to preserve beverage temperatures for hours.
Spacious 1000ML Volumetric Capacity: Provides a substantial 1 Litre interior liquid envelope, serving as an ideal high-capacity hydration tool for long commutes, gyms, and outdoor hikes.
Ultra-Lightweight 0.40 kg Mobility Frame: Constructed with a performance-optimized structural layout that minimizes bulk, yielding a total empty weight of just 0.40 kg for easy travel setup.
Striking Blue Exterior Coating: Crafted with a premium, sleek Blue Colour outer finish sheet designed to resist fingerprint smudges and superficial impacts while elevating visual appeal.
Airtight Zero-Leak Sealing Gasket: Outfitted with a heavy-duty, secure-lock lid mechanism paired with food-grade sealing elements to completely block moisture ingress and unwanted leaks.