Sierra Designs Granby Insulated Sleeping Mat


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A lightweight, comfortable and affordable 3 season sleeping mat

The Granby Insulated sleeping mat features efficient baffle construction and one-way valve with a layer of synthetic insulation to fight off the cold. At 3" thick, you'd be hard pressed to find the ground.

Key Features

  • 3" thick for ultimate comfort
  • Synthetic insulation for increased warmth
  • Easy one-way valve for hassle-free inflation
  • Burrito bag for efficient packing


  • Fabric: 20D Nylon

    This product is sourced from our supplier's store in order for us to provide the greatest range offering at the best value prices. Please see our delivery section for more details. 

    • Specifications

      Tech Specs
      Weight: 570g
      R-Value: 2.1 (suitable for 3 season's camping)
      Dimensions (L x W x H): 72" x 20" x 3"/ 183 x 51 x 7.6 cm
      Storage Bag Dimensions: 10" x 4" / 25 x 10 cm