

The Big Agnes Zoom UL Insulated is an ultralight sleeping pad built for three-season backcountry use. It pairs a 4.3 R-value with a low weight, using aviation-grade lamination and sustainably sourced materials. It suits backpackers and bikepackers who count grams but still want warmth on cold ground. Against heavier pads with similar warmth, it trades some durability and thickness for packability.
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Rated 4.9 out of 5 from 24 ratings, owners praise the warmth-to-weight ratio and packability. Few complaints surface; the main notes are about thinness and careful handling.
The Zoom UL Insulated is an insulated sleeping pad made for ultralight backcountry trips. It is designed to keep weight low without giving up comfort.
It has a 4.3 R-Value for three-season use. It is made with sustainably sourced materials and aviation-grade lamination.