Sleeping PadBig AgnesSold by Altitude Outdoors

Big Agnes

Zoom UL Insulated Sleeping Pad

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Lightweight, Compact

Sleeping pad designed for backpackers

2.5-inch Thickness

For added cushioning on the

R-value 4.3

Insulation for cooler temperatures

One-way Inflation

Micro air pressure adjustment supports

Contoured Surface

Supportive baffles add stability and

$179.95
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SKU: zoom-ul-insulated-sleeping-pad

Overview

Built for backpackers who want a lighter sleep system without giving up insulation, this pad is aimed at overnight trips where pack space and comfort both matter. It combines a 2.5-inch cushioned profile with an R-value of 4.3, making it a practical choice for cooler conditions on the trail. The contoured surface, supportive baffles, and one-way inflation valve with micro air pressure adjustment are designed to make setup and fine-tuning straightforward. Its compact packed size and rectangular shape suit hunters and outdoor travelers looking for a streamlined pad that is easy to carry and pack away.

Why Hunters Choose the Big Agnes

Lightweight Design

Supports backpacking without adding unnecessary

R-value 4.3

Insulation for cooler temperatures

2.5-inch Thickness

Adds cushioning for more comfortable

One-way Inflation

Micro air pressure adjustment simplifies

Compact Packed

Size helps conserve space in

Key Features

  • Lightweight, compact sleeping pad designed for backpackers and outdoor enthusiasts.
  • Provides 2.5-inch thickness for added cushioning on the trail.
  • R-value of 4.3 offers insulation for cooler temperatures.
  • One-way inflation valve with micro air pressure adjustment supports quick setup and fine-tuning.
  • Contoured surface and supportive baffles add stability and comfort overnight.
  • Rectangular pad shape with dimensions of 20 x 72 inches.

Best Used For

  • Ultralight backpackers who want insulation without adding much bulk to their pack
  • Cool-weather campers needing a pad with an R-value of 4.3
  • Minimalist hikers prioritizing compact gear and quick inflation or deflation
  • Users who prefer a rectangular sleeping pad with a stable, cushioned feel
  • Backcountry travelers looking for a lightweight pad for multi-night trips

Specifications

Dimensions20"x72"
InsulationPrimaLoft Silver Insulation
Long DescriptionThe Big Agnes Zoom UL Insulated Sleeping Pad is a lightweight and compact solution for backpackers and outdoor enthusiasts. Designed with minimalism in mind, this sleeping pad offers superior comfort and insulation without sacrificing portability. Weighing just around 20 ounces, it provides a cushioned 2.5-inch thickness for a restful night';s sleep on the trail. With an impressive R-value of 4.3, it keeps you warm in cooler temperatures. The efficient valve system allows for quick inflation and deflation, while the durable construction ensures long-lasting performance. Experience comfort without the added weight with the Zoom UL Insulated Sleeping Pad. Crafted for convenience, this sleeping pad features a contoured surface and supportive baffles that provide stability and comfort throughout the night. Made with durable fabrics, it withstands the rigors of outdoor adventures, resisting tears and abrasions. When it';s time to pack up, the Zoom UL Insulated Sleeping Pad compresses into a compact size, taking up minimal space in your backpack. It';s the ideal choice for backpackers seeking lightweight and efficient gear. Enjoy the freedom of ultralight backpacking without compromising on comfort and insulation. The Zoom UL Insulated Sleeping Pad offers a minimalist design that prioritizes comfort and warmth, making it an essential companion for your outdoor journeys. Wake up rejuvenated and ready for new adventures with this reliable and lightweight sleeping pad. Features: R-Value: 4.3 Durable, superlight ripstop PrimaLoft Silver Insulation Antimicrobial treatment inside the pad prevents microorganism growth Dimensions: 20"x72" Light and Compact One way Inflation Valve with Micro air pressure adjustment Weight: 22 oz. Rectangular Pad Shape
MaterialDurable, superlight ripstop
Pad ShapeRectangular
R Value4.3
Short DescriptionThe Big Agnes Zoom UL Insulated Sleeping Pad is a ...
TreatmentAntimicrobial treatment inside the pad prevents microorganism growth
Valve TypeOne way Inflation Valve with Micro air pressure adjustment
Weight22 oz.

Pros

  • Lightweight design supports backpacking without adding unnecessary bulk.
  • R-value of 4.3 provides insulation for cooler temperatures.
  • 2.5-inch thickness adds cushioning for more comfortable sleep.
  • One-way inflation valve with micro air pressure adjustment simplifies setup.
  • Compact packed size helps conserve space in your backpack.
  • Rectangular shape offers a stable, familiar sleeping surface.

Considerations & Trade-offs

  • At 20" x 72", the rectangular shape may feel less compact than tapered pads for users prioritizing minimum packed size.
  • The 2.5-inch thickness is supportive, but it is still a minimalist pad rather than a thick mattress-style sleep system.
  • With an R-value of 4.3, it is suited to cooler conditions, but users needing higher insulation for colder trips may want to verify temperature needs.
  • The one-way inflation valve with micro air pressure adjustment adds control, but it is still a manual inflation setup rather than an automatic or self-inflating design.

Suggested Comparisons

  • Ultralight insulated sleeping pads
  • Backpacking sleeping pads
  • Rectangular sleeping pads
  • Cold-weather sleeping pads

Suggested Accessories

  • Sleeping pad pump
  • Repair kit
  • Stuff sack
  • Pillow

Frequently Asked Questions

What is the R-value of the Zoom UL Insulated Sleeping Pad?

The listed R-value is 4.3.

What are the pad dimensions?

The provided dimensions are 20" x 72".

How much does it weigh?

The product information lists the weight at 22 oz.

What type of valve does it use?

It features a one-way inflation valve with micro air pressure adjustment.

Is this pad shaped for a mummy bag or a rectangular sleeping setup?

The product is listed as a rectangular pad shape.