





4-season inflatable mat -
The Ultra 6.5R Mummy Lichen is a four-season inflatable mattress from the brand Exped.
This lightweight , compact model is designed to accompany you on your expeditions and Bivouacs all year round: it will insulate you from the cold ground down to -30°C. Its certified 20D recycled polyester ripstop Bluesign® outer material ensures it is highly durable, so you can use it time and time again.
This technology Synmat Plus Technology™ provides excellent insulation against the cold from the ground, whilst keeping you comfortably settled throughout the night thanks to its slightly raised side panels. This practical mattress comes with a storage bag and a repair kit so you can patch up any punctures.


- Protects against the cold from the ground down to -30°C
- Integrated valve for inflation/deflation
- Certified materials Bluesign®
- Included: storage bags, pump bags, repair kit
Composition :
- 20D recycled polyester ripstop, laminated polyether TPU film
- Insulation : Recycled TEXPEDLOFT™microfiber, Synmat™ Plus Technology
Size table:
| Size | Dimensions | weight | Dimensions when folded |
| M | 183 x 52 cm | 455 g | 21 x Ø 10.5 cm |
| MW | 183 x 65 cm | 545 g | 21 x Ø 11 cm |
| LW | 197 x 65 cm | 590 g | 21 x Ø 11.5 cm |
| SYNMAT™ | Insulation Texpedloft™ welded to the top and bottom faces of the air chambers. This prevents the circulation of cooling air. The 9 cm thick air chambers support the body, ensuring a comfortable night’s sleep and good support. The raised side panels centre and support the sleeper on the mattress. |
| Climaneutral | Exped identifies, reduces and offsets all CO2 emissions resulting from the Manufacture and transport of this product. |
| Bluesign® | The system Bluesign® is the solution for an environmentally friendly textile industry. It eliminates harmful substances right from the start of the manufacture process and sets and monitors standards for safe and environmentally friendly production. |