Manufacturer image: Cosac
Manufacturer image: Jaxx
Our take
Cosac 6ft is the dedicated round sack to investigate for a shared lounge corner. Jaxx Cocoon 6 has a defined flat mode and can be repositioned upright. Their published widths are similar, but their useful forms are different.
Our picks compare published specifications and named configurations. We have not physically tested these products. Prices were checked on October 1, 2026, before tax, with no coupon assumed. How we choose
The comparable details.
| Model | Complete price | Published dimensions | Fill | Outer cover |
|---|---|---|---|---|
| Cosac 6ftSherpa-fleece cover, inner liner and filling included | $299 | 72 in diameter | Shredded memory foam | Removable, machine-washable sherpa-fleece cover. Follow the sewn-in care label. |
| Jaxx Cocoon 66ft, Dark Gray Microsuede | $220 | Flat: 72 × 72 × 20 in | Shredded foam in a protective liner | Removable, machine-washable cover; follow the cover care label. |
Dimensions describe different forms: width, diameter and diagonal are not interchangeable. All figures above are manufacturer-reported. See each linked profile for caveats.
Choose Cosac 6ft if…
You want a dedicated large sack with the listed sherpa cover and complete package.
Choose Jaxx Cocoon 6 if…
You prefer a low flat lounge surface that can also be positioned upright.
What changes the decision.
The flat layout changes the use case
Jaxx lists a 72-by-72-by-20-inch flat configuration. Cosac lists a 72-inch diameter without a verified height in our source record. Do not invent an equivalent sitting-height comparison.
A lower observed offer is not a permanent price
The Jaxx price we retrieved applies to Dark Gray Microsuede and was an observed offer. Other fabrics and later dates can produce a different comparison with Cosac.
Moving the seat is part of the choice
Cosac lists approximately 40 lb for 6ft; Jaxx lists 55 lb. Think about how often you expect to change positions or rearrange the room.
What we have not established
We have not compared these products in a controlled sitting, washing or long-term wear test. The model descriptions support conclusions about the purchase, format and published care, but not a universal winner for comfort or quality.
Cosac 6ft: Dimensions, weights and capacity descriptions are manufacturer specifications, not measurements taken by the Edit.
Jaxx Cocoon 6: The observed Dark Gray price was discounted. Other fabrics can cost more. Upright dimensions change with positioning.
A few useful answers.
Are both six-foot models the same shape?
No. Cosac lists a round sack diameter, while Jaxx publishes a flat-mode footprint and supports repositioning. Similar width does not mean identical seating.
Sources behind this guide
Manufacturer pages establish the specifications below. They do not independently establish comfort, durability or superiority. Source details checked October 1, 2026.
- Cosac — Cosac size range and configuration detailsPrimary manufacturer source · Checked October 1, 2026
- Jaxx — Jaxx Cocoon 6 product and configuration detailsPrimary manufacturer source · Checked October 1, 2026