# Swallow UL 20 Sleeping Bag: specs and price

**Price (US):** $659 at featheredfriends.com (MSRP $659.00 for 20 Degree / Regular (Flame) per featheredfriends.com; independently corroborated at $659 by CleverHiker. Long size lists $679; 30 Degree Regular lists $599.), as of 2026-07-25. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 17 sleeping bags we track it is #16 cheapest of 17; category median $200.
**Brand:** Feathered Friends
**Price tracked since:** July 2026

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $659 |
| Brand | Feathered Friends |
| Temperature rating f | 20 |
| Insulation type | down |
| Fill power | 950 |
| Shape | mummy |
| Packed weight (lb) | — |
| Packed size | 9 L |
| Zipper side | left |
| Product note | 950+ fill power RDS-certified goose down; Pertex Quantum Pro shell (7 denier + 30 denier ripstop weave); Pertex Diamond Fuse 15 denier footbox lining; #5 YKK two-way separating zipper with locking sliders; passive down collar; trapezoidal footbox; mummy shape (medium width); 20 Degree Regular fill weight 1 lb 0.8 oz; Regular fits up to 6' 0"; made in Seattle, USA |

## Where it stands

At $659, the Swallow UL 20 Sleeping Bag is the most expensive of the 17 sleeping bags we track, where the median is $249.95. On the spec sheet, its fill power of 950 is the highest of the 11, and its temperature rating f of 20 is at the median of the 19.

## Frequently asked questions

**How much does the Swallow UL 20 Sleeping Bag cost?**

The Swallow UL 20 Sleeping Bag has a US price of $659 (MSRP $659.00 for 20 Degree / Regular (Flame) per featheredfriends.com; independently corroborated at $659 by CleverHiker. Long size lists $679; 30 Degree Regular lists $599.), as of 2026-07-10.

**How does the Swallow UL 20 Sleeping Bag compare on price?**

At $659, the Swallow UL 20 Sleeping Bag is the most expensive of the 17 sleeping bags we track, where the median is $249.95.

**What are the Swallow UL 20 Sleeping Bag's key specs?**

Swallow UL 20 Sleeping Bag (Feathered Friends): temperature rating f 20, insulation type down, fill power 950, shape mummy, packed size 9 L. Full sourced spec sheet verified 2026-07-10.

Source: https://featheredfriends.com/products/swallow-ul-ultralight-20-30-degree-down-sleeping-bag-c0 (featheredfriends.com, accessed 2026-07-10)
Corroboration: https://www.cleverhiker.com/backpacking/feathered-friends-swallow-ul20-sleeping-bag-review/ (accessed 2026-07-10)
Canonical: https://frontdeskreview.com/product/sleeping-bags/feathered-friends-swallow-ul-20/
Cite: Per The Front Desk Review, the Swallow UL 20 Sleeping Bag price of record was $659 as of 2026-07-10 — https://frontdeskreview.com/product/sleeping-bags/feathered-friends-swallow-ul-20/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl