Therm-a-Rest Z Lite Sol camping sleeping pad, Blue/Silver Regular — ultralight reflective ThermaCapture insulation

The Therm-a-Rest Z Lite Sol is a foldable closed-cell foam sleeping pad with a reflective ThermaCapture coating that boosts warmth while staying ultralight and highly packable.

Built for hikers, campers, and mountaineers who need dependable insulation without bulk, the Z Lite Sol updates a classic accordion-style design with a heat-reflective surface and heat-trapping dimples. Its dual-density foam — softer on top for comfort and denser on the bottom for protection — resists punctures and sheds moisture, making it a low-maintenance, long-lasting option for tent, bivy, or basecamp use. At regular size, the pad measures 72 x 20 inches, folds compactly, and weighs just 14 ounces; it’s made in the USA.

How does the Z Lite Sol keep you warmer than a standard foam pad?

The pad’s ThermaCapture reflective coating returns radiant body heat toward you, and the molded dimples trap additional warmth within the foam. Together these features increase overall insulating performance by about 20 percent compared with the non-reflective Z Lite.

• Reflective ThermaCapture layer reflects radiant heat back to the sleeper
• Heat-trapping dimples hold warmth close to the body
• R-Value approximately 2.0 for added insulation under cold ground

Is this pad durable enough to handle rough trails and rocky campsites?

Yes — the closed-cell foam is molded with a denser underside that resists abrasion and punctures. The accordion fold design keeps the pad simple and rugged with no valves or seams that can fail.

• Denser bottom layer for durability and ground protection
• Closed-cell foam resists water absorption and sheds moisture
• One-piece construction reduces points of failure common to inflatables

How compact and lightweight is the Z Lite Sol for backpacking?

The pad collapses accordion-style into a flat, compact bundle that stows easily in or on a pack. The regular model weighs 14 ounces and packs down small, making it a popular choice for ultralight or minimalist setups.

• Regular size folds to roughly 20 x 5 x 5.5 inches for easy packing
• 14-ounce weight balances warmth and carry convenience
• Flat folded profile straps or fits alongside sleeping bag without rolling

Can the Z Lite Sol be used alone, or should it be paired with other pads?

The pad works as a standalone sleep surface for many users, especially in mild to cool conditions, but it also pairs well with air pads or another foam pad for increased comfort and insulation. Doubling up is a common tactic for cold-weather trips or for campers who want a softer sleeping surface.

• Suitable solo for three-season use for many sleepers
• Add an inflatable pad for extra cushioning and R-value when needed
• Pairs easily with straps or inside a bivy/tent for layered setups

Who is this for? The Therm-a-Rest Z Lite Sol Regular is aimed at hikers, bikepackers, and climbers who want lightweight, maintenance-free insulation with improved radiant heat retention. It's also a durable, economical choice for car campers and festival-goers who need a rugged pad that packs small. If you favor simplicity, reliability, and low weight without relying on inflatables, this reflective folding foam pad is a practical everyday option.