


SunTherm MS500 Synthetic Sleeping Bag 27.4°F / 3°C
Its enhanced thermal retention system provides more stable warmth across fluctuating temperatures, while the lightweight construction reduces bulk for easy carrying and sto…
Its enhanced thermal retention system provides more stable warmth across fluctuating temperatures, while the lightweight construction reduces bulk for easy carrying and storage. The fabric is upgraded to infant-safe quality – formaldehyde-free and pH-neutral – making it gentle enough for even the most sensitive skin.
- All while retaining the signature M Series versatility: fully openable as a blanket and fully machine-washable for effortless care.
- Key Features: Washable & Durable : Made with 210T polyester pongee fabric and washable synthetic cotton filling , it’s easy to clean and maintains its softness even after repeated washing.
| Weight | 1.85 kg / 4.08 lb |
| Comfort rating | 27.4°F / 3°C |
| Season | 3-season |
| Model | CB-SL-37769 |
| Ships from | Global warehouses (US · EU · CN) |
| Warranty | 3-year limited warranty |
In-stock orders leave our nearest warehouse within 24 business hours. US 2–5 days, EU/UK 3–6 days, AU/NZ 4–8 days. Orders over $99 ship free and delivered duties paid — the price you see at checkout is the price you pay.
Returns are open for 60 nights from delivery. Unused gear in original packaging gets a full refund; used gear in resalable condition gets a full refund minus return shipping.
Covered by a 3-year limited warranty against defects in materials and workmanship. Beyond that, our lifetime repair program will fix it at cost — poles, sliders, valves, buckles and fly panels are stocked for the life of the model plus five years.

