Ultrasphere 4.5 Regular Wide Sleeping Mat

About the Rab Ultrasphere 4.5 Regular Wide

What is the Rab Ultrasphere 4.5 Reg Wide good for?

The Rab Ultrasphere 4.5 Reg Wide Sleeping Mat is the ultimate combination of warmth, low weight, and packability. Designed for bikepacking, thru-hiking, and multi-day mountain running, its innovative construction includes two layers of heat-reflective TILT, which reduce radiant heat loss, and offset air chambers that trap warmth while minimising bulk. With an R-value of 4.3, it provides excellent insulation for three-season use without the need for high-volume fill.

How will some of the key features of the Rab Ultrasphere 4.5 Reg Wide enhance my experience?

Key features include its 8cm thickness for superior comfort, a low-profile two-way valve for fast inflation and deflation, and an included pump sack for hygienic, hassle-free setup. It also comes with a roll-away stuff sack and a repair kit, ensuring durability on extended trips.

Why choose the Rab Ultrasphere 4.5 Reg Wide?

You would choose the Rab Ultrasphere 4.5 Reg Wide Sleeping Mat for its unbeatable warmth-to-weight ratio, compact packed size, and cutting-edge insulation. Whether you're racing the clock on a multi-day trek or pushing your limits in the mountains, this award-winning mat delivers lightweight performance without compromising on comfort.