Add to Cart Compare Quick view Thermarest Trail King Pad MSRP: Now: $155.99 Was: The Fastest Self-Inflating Backpacking Mattress By combining the SpeedValve™ technology with AirFrame™ Construction, Thermarest created a backpacking mattress that inflates in a matter of seconds. Plus, thanks to the auto-reversing SpeedValve,... MSRP: Now: $155.99 Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $155.99 Was: Subtotal: Add to Cart