Durable, superlight closed-cell camping seat. With its accordion-style design and closed-cell foam construction, the Z Seat camping seat is an ounce-counter's solution to on-the-spot comfort. It's virtually indestructible and superlight, making it ideal for backpacking, ski touring and relaxing on rough terrain. Available with or without our warmth-boosting, reflective ThermaCapture™ surface treatment, there's hardly a place that the added comfort isn't worth it. Specifications. Colour: Silver / Limon. R-Value: 2.2. Weight: 60g. Width: 41cm. Length: 33cm. Thickness: 2.0cm. Fill material: Crosslinked Polyethylene. Colour: Coyote/Grey. R-Value: 2.2. Weight: 60g. Width: 41cm. Length: 33cm. Thickness: 2.0cm. Fill material: Crosslinked Polyethylene