Three inches of self-inflating StrataCore foam with a 4.4 R-value puts the Therm-a-Rest Trail Pro squarely in year-round territory, making it a dependable choice for everything from summer canoe trips to late-season backpacking across Canada.

The StrataCore construction layers thermal foam between alternating ridges of air and foam, delivering the best warmth-to-weight ratio of any self-inflating foam design. The open-cell core does the work of inflation on its own, and a few breaths through the WingLock valve tops it off to your preferred firmness. That valve moves three times the airflow of a standard valve, so getting settled at camp is quick and straightforward. The stretch-knit top fabric feels genuinely soft against skin and contours to pressure points rather than sitting rigidly beneath you, which makes a meaningful difference over a full night's sleep.

The solution-dyed bottom fabric reduces water and energy use compared to conventional dyeing, and like all Therm-a-Rest pads, the Trail Pro is manufactured in-market for consistent quality. The updated stuff sack has a flared opening and compression straps that pack the pad down efficiently without the usual fumbling. A reliable, comfortable self-inflating sleeping pad that earns its place in any three or four-season kit.

• R-value: 4.4 (year-round use)
• Thickness: 3 inches (7.6 cm)
• Construction: StrataCore self-inflating foam
• Top fabric: Stretch-knit, soft-touch finish
• Bottom fabric: Solution-dyed for reduced environmental impact
• Valve: WingLock with one-way inflation and 3x airflow
• Made in-market for quality assurance
• Includes updated compression stuff sack