Custom size
- Hybrid
- 8 in thick
- cushion-firm
Sleep Foundation: Best Mattress for Pressure Relief Read review
Made to 47 × 75 inGet a quote
That isn't a standard mattress size, so order a custom size cut to your platform.
About the RV bunk size →Thor spec sheet, 2027.
We may earn a commission when you buy through some of these links. It doesn't change which mattresses we list.
Sleep Foundation: Best Mattress for Pressure Relief Read review

Thor's 2027 18Z floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2026 | Scope 18Z | – | 2 |
| 2027 | Scope 18Z | 17'-10" | 1 |
The main bed is 47 × 75 in (Thor spec sheet, 2027).