Thermal Insulation | Outdoor adventures, Office use | - Industry: 8h hot (retains 60°C for 8h, ASTM C1058) - Base: 12h hot ▲1 (retains 60°C for 12h) - Advanced: 24h hot ▲2 (retains 60°C for 24h) | Extended beverage temperature retention for all-day use. ASTM-certified performance. | Base: Slightly heavier than plastic alternatives. Advanced: Bulky compared to compact designs. |
Material Composition | Eco-conscious users, Health-focused drinkers | - Industry: Stainless steel (common in thermos) - Base: Borosilicate glass (ISO 3801-compliant, non-toxic) - Advanced: Double-walled borosilicate glass ▲1 (ASTM E1641) | Non-reactive, eco-friendly material. Enhanced insulation in Advanced version. | Glass may chip if dropped. Heavier than stainless steel. |
Capacity | Commute, Hiking | - Industry: 400ml (ISO 11607 standard) - Base: 500ml ▲1 (0.5L) - Advanced: 500ml + collapsible design ▲1 | Sufficient for most drink needs. Collapsible design improves portability. | Base: Larger size may be bulky. Advanced: Slightly heavier when expanded. |
Infuser/Filter System | Tea enthusiasts, Office tea breaks | - Industry: No infuser (requires separate strainer) - Base: Integrated strainer filter (0.5mm mesh ▲1) - Advanced: Removable infuser basket ▲2 (1mm mesh) | Convenient for loose-leaf tea. Easy cleaning in Advanced version. | Base: Requires rinsing after use. Advanced: Adds to cleaning steps. |
Eco-Friendly Features | Environmentally conscious buyers | - Industry: Plastic (non-recyclable, ASTM D6400) - Base: Recycled glass ▲1 (70% post-consumer) - Advanced: 100% recycled glass + bamboo cover ▲2 (FSC-certified) | Reduces environmental impact. Carbon-neutral Advanced version. | Base: Slightly higher cost than plastic. Advanced: Requires bamboo maintenance. |
Durability/Shatter Resistance | Active lifestyles, Travel | - Industry: Stainless steel (ASTM A240) - Base: Borosilicate glass (ASTM D5420 impact test) - Advanced: Tempered glass + silicone sleeve ▲1 (ASTM D3420) | Resists thermal shock and drops. Enhanced protection in Advanced version. | Glass may chip if dropped. Advanced: Silicone sleeve adds bulk. |