Exped SIM Lite 3.8 LW Self-Inflating Sleeping Mat - Forest

The Exped SIM Lite 3.8 LW is a lightweight, self-inflating sleeping mat designed for three-season adventures. With a thickness of 3.8 cm and an R-Value of 3.2, it provides excellent insulation and comfort for camping, hiking, and backpacking. The rectangular shape offers ample sleeping space, while the open-cell PU foam with horizontal air channels ensures stable support and quick inflation.

Advantages

Self-inflating design saves time and effort; high-quality TPU film laminate fabrics are hydrolysis-resistant and Oeko-Tex certified; compact packed size (33 x 16 cm) makes it easy to carry; repair kit included for extended durability.

Suitable for

• Camping and backpacking
• Hiking and trekking
• Three-season outdoor use

Key specifications

• R-Value: 3.2 (ASTM F3340-18)
• Temperature Rating: -5 °C (23 °F)
• Thickness: 3.8 cm (1.5 in)
• Shape: Rectangular
• Top Fabric: 75 D Polyester, TPU film laminate
• Bottom Fabric: 75 D Polyester, TPU film laminate
• Insulation: Open-cell PU foam
• Valve: Exped FlatValve Technology (Inflate/Deflate)
• Packed Dimensions: 33 x 16 cm (13 x 6.3 in)
• Weight: 3.8 LW (specific weight not provided, but LW indicates lightweight)
• Colour: Forest
• Inflation: Self-inflating
• Certifications: Oeko-Tex (fabrics)
• Accessories: Stuff sack, repair kit

Recommendations

For optimal comfort and insulation, pair this mat with an Exped sleeping pad or use it on a tent floor. Always store the mat loosely rolled to maintain foam performance.