Custom size
- Hybrid
- 8 in thick
- cushion-firm
Sleep Foundation: Best Mattress for Pressure Relief Read review
Made to 28 × 74 inGet a quote
Some bunks have a rounded corner, so trace yours before a custom cut. A thicker bunk mattress takes headroom from the bunk above.
Sleep Foundation: Best Mattress for Pressure Relief Read review

Keystone's 2013 323BHS floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2011 | Sprinter 323BHS | 35' 11 | – |
| 2012 | Sprinter 323BHS | 36' 9 | – |
| 2013 | Sprinter 323BHS | 36' 8" | – |
| 2014 | Sprinter Wide Body 323BHS | 37' 0" | – |
28 × 74 in (Keystone spec sheet, 2013).