Thermarest BASECAMP Large Poseidon Blue self-inflating mat, dark. blue 196x64x5 cm
If you like to spend the night in a car or camping, get to know the luxurious and spacious mattresses of the BaseCamp series. Warm and comfortable mattress, with a thickness of 5 cm of premium, self-inflating foam. A mattress with a thermal coefficient of 6.0 R-Value, for a pleasant sleep under the stars.
For maximum comfort, the material on the top layer of the mat is soft, flexible, knitted fabric.
The new thing is the WingLock valve, which allows 3x more air to pass through compared to the classic valve, speeds up inflation.
Like all Therm and Rest mats, the BaseCamp range is made with the environment in mind.
- Premium self-inflating mattress: The firm foam layer creates a warmer and more stable layer, while the inner compressible foam core makes it easy to unwrap
- Comfort: the BaseCamp mat with a thickness of 5 cm is a pleasant, warm pad for a peaceful sleep.
- Pleasant material: The elastic knit provides the breathability of the mat, together with a plush surface that is pleasant to the touch.
- Large space for sleeping: BaseCamp mats are produced in three different sizes so that everyone can find the most suitable variant.
- WingLock valve: For easier inflation and faster deflation. The valves are enriched with one-way flaps, so they save you breath.
Including compression package.
Colour | blue |
Sleeping mat type | self-inflating |
Sport | camping |
product ID | 190034 |

There are currently no reviews