# Aliner Expedition Mattress

Mattress is a popup floor plan by Expedition (Aliner).

## Specs (2024 model year)

| Spec | Value |
| --- | --- |
| Length | 18 ft |
| Sleeps | 4 |
| Slide-outs | 0 |
| GVWR | 3,500 lbs |

## Model years

2024, 2022. Year-specific specs: `https://rvenvy.com/popup-campers/aliner/expedition/mattress?year={year}`

## Inventory

3 units currently for sale: https://rvenvy.com/popup-campers/aliner/expedition/mattress/inventory

Floor plan diagram: https://images.rvenvy.com/102f5376d5cb5ff5baf58ff6f795e2a47783d4b5c9fd4d8dc3e06a287181315a/1024.webp

Canonical page: https://rvenvy.com/popup-campers/aliner/expedition/mattress