2-person trekking mattress -
The Ultra 6.5R Duo Lime is a 4-season inflatable mattress for two from the brand Exped.
This lightweight and compact model is designed to accompany you on your expeditions and bivouacs throughout the year: it will insulate you from the cold ground down to -30°C. Its outer material in ripstop 20D recycled polyester certified Bluesign® ensures great durability so you can use it outing after outing.
The Synmat Plaus Technology™ provides good insulation against the cold ground while keeping you comfortably in place throughout your sleep thanks to its slightly elevated side tubes. This mattress is also equipped with TEXPEDOLFT™ insulation and a film that reflects your body heat to retain maximum thermal protection. It comes with its storage bag and a repair kit so you can seal any potential leaks.

- Protects against cold from the ground down to -30°C
- Integrated valve for inflation/deflation
- Bluesign® certified materials
- R-Value: 6.9
- Includes: storage bag, inflation bag, repair kit
Composition:
- 20D recycled Ripstop Polyester, laminated Polyether TPU film
- Insulation: recycled TEXPEDLOFT™ microfiber, Synmat™ Plus Technology
Size chart:
| Size | Dimensions | Packed dimensions |
| M | 183 x 105 cm | 20 x Ø 14.5 cm |
| MW | 197 x 130 cm | 22 x Ø 16.5 cm |
| SYNMAT™ | Texpedloft™ insulation welded to the upper and lower surfaces of the air chambers. This prevents air circulation that cools down. The 9 cm thick air chambers support the body, ensuring sleeping comfort and good support. The raised side chambers centre and keep the sleeper on the mattress. |
| CLIMANEUTRAL | Exped identifies, reduces and offsets all CO2 emissions from the manufacturing and transport of this product. |
| BLUESIGN® | The Bluesign® system is the solution for an environmentally responsible textile supply chain. It eliminates harmful substances right from the start of the manufacturing process and sets and monitors standards for safe and eco-friendly production. |