IRON FLASK Insulated Mug with Straw & Flip Cap (40 oz) Sage
Insulated double-walled mug keeps drinks cold up to 20 hours and hot up to 5 hours. Fits standard cup holders with a leak-proof lid; durable design with a non-slip rubber base. Customer note: maintains ice and has varied color options
Highlights
- vacuum-insulated keeps cold up to 20h
- hot up to 5h
- cup-holder friendly with leak-proof lid
Pros
- double-walled vacuum insulation
- fits standard cup holders
- leak-proof, spill-proof lid
- non-slip base for stability
- keeps drinks cold for long duration
Cons
- handle durability may be an issue
- some reports of durability concerns over time
Best For
Features
- Double-walled vacuum insulation keeps drinks cold up to 20 hours and hot up to 5 hours
- Fits standard cup holders with a compact, secure design and non-slip rubber bottom
- Constructed from 18/8 stainless steel; BPA-free and non-toxic
- Leak-proof, airtight lids designed for versatility and spill prevention
- 40 oz capacity for on-the-go hydration
