Horizon X Inflatable Sleeping Pad – Ultralight 4-Season Camping Mattress, ASTM R-Value 8.5, Waterproof Durable Nylon, Compact Backpacking Sleeping Mat for Hiking & Camping

Price: $136.00
(as of Feb 27, 2026 03:59:20 UTC – Details)

Product description

Horizon X Inflatable 4-Season Inflatable Sleeping Pad

Specifications

ASTM R-Value 8.5 Weight 580 ± 29 g Inflatable Size 183×56×9cm Packed Size φ10 × 22 cm Fabric 20D–40D + TPU Accessories Pump sack、Repair patch

Warmth, Weight & Quiet Comfort — For All Seasons Ultralight 5-Layer Thermal Performance

At just 1.28 lb (580 g), this sleeping pad delivers a true ASTM R-Value of 8.5 through an aerospace-grade, 5-layer aluminized insulation system. Designed to reflect over 85% of radiant heat, it significantly reduces ground heat loss while maintaining exceptional weight efficiency.

Quiet Rest Technology

The internal beam structure stabilizes air distribution and reduces movement noise by up to 60%. Evenly distributed air chambers improve support and minimize shifting, ensuring a quieter and more stable sleep throughout the night.

5-layer aluminized insulation system

Anaerospace-grade, 5-layer aluminized insulation systemreflects over85% of radiant heatfrom the ground, significantly reducing heat loss. This integrated thermal layer maintains warmth in cold and frozen conditions without increasing bulk.

Efficient Valve Systems

Dual-layer valve lets you inflate or deflate in seconds—no backflow, no hassle.

Multicompartment Construction

Evenly distributed air chambers deliver stable support and comfortable sleep.

ASTM R-Value 8.5 is very high- will l actually feel the difference in cold weather?

Especially when camping on frozen ground or in winter conditions, an ASTM-tested R-value of 8.5 ensures reliable insulation. It significantly reduces heat loss to the ground — the main reason campers feel cold at night, even with a warm sleeping bag.

Will this sleeping pad be noisy when I turn over at night?

No. The pad uses Quiet Rest Technology with an internal beam structure that greatly reduces crinkling or rubbing noises—up to 60% quieter than traditional insulated pads. It helps you sleep comfortably without disturbing tentmates.

What if it gets a small puncture in the field?

Small punctures can be fixed with a standard repair patch in minutes.modern TPU-coated pads hold patches very well, often lasting the rest of the product’s life.

The surface of the pad feels a bit slippery – is that normal?

Made from premium 20D–40D TPU-coated nylon, our pads are ultralight, durable, and waterproof. The smooth surface minimizes wear, and we recommend pairing it with a sleeping bag or liner for added grip and comfort.

4-Season Insulation – Stay Warm Anywhere: ASTM R-Value 8.5 provides excellent ground insulation, keeping you warm in extreme cold and all-season outdoor conditions. Perfect for winter camping, alpine adventures, and cold-weather expeditions.
Ultra-Lightweight & Compact: Weighs just 1.28 lb (580 g) and packs down to a tiny 3.94 × 8.66 in cylinder, easily fitting into your backpack side pocket without adding bulk. Ideal for hiking, trekking, and travel.
Durable & Water-Resistant Material: Made with 20D–40D nylon and TPU coating: light, waterproof, moisture-resistant, and tough enough for rugged outdoor use. Long-lasting performance on any terrain.
Quick & Easy Inflation: Integrated valve system allows rapid inflation and deflation, making setup and packing hassle-free. No extra tools required, just open, inflate, and go.
Comfortable & Stable Sleep: Evenly distributed air chambers provide stable support for a restful sleep. Ergonomically designed for full-body comfort, keeping your back and joints properly supported during outdoor trips.