FEATURES of the Sea to Summit Spark SP0I 40F Sleeping Bag
- ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Goose Down certified Responsible Down Standard (RDS)
- 10D shell and 7D liner materials help to achieve the incredible lightweight and compact packed size
- Includes lightweight Ultra-Sil compression bag and storage cell
- 1/3 zipper-length - trimmed for gram-saving performance
- Sewn-through baffle construction
| Certification(s) | Responsible Down Standard |
| Disclaimer | We only ship this brand to US Addresses. |
| Fill Weight (Long) | 7.2 oz |
| Fill Weight (Regular) | 6.3 oz |
| Foot Circumference (Long) | 38 in. |
| Foot Circumference (Regular) | 35 in. |
| Hip Circumference (Long) | 52 in. |
| Hip Circumference (Regular) | 50 in. |
| Max User Height (Long) | 76 in. |
| Shoulder Circumference (Long) | 60 in. |
| Shoulder Circumference (Regular) | 58 in. |
| Sustainability | Responsible Down Standard |
| Ultralight | Yes |
| Weight (Long) | 14 oz |
| Weight (Regular) | 12 oz |
| Gender | Mens |
| Best Use | Backpacking |
| Insulation | Down |
| Exact Temperature Rating | 40 Degrees Fahrenheit |
| Sleeping Bag Shape | Mummy |
| Max User Height (Regular) | 72 in. |
| Fill Details | 850+ Loft ULTRA-DRY Down |
| Zipper Side | Left |
Sea to Summit Spark SPI 40F Sleeping Bag
