SKU: SS14560 Mat Size: Long Mat Type: Closed Cell Foam Mats Season Rating: 3 Season R-Value: 2.0 Weighs: 530g Thermarest's Ridgerest Closed Cell Foam Sleeping Mat is a closed cell foam mat with ridges that improves both comfort and insulation. It has all the advantages of ridged foam at a good price. Thermarest says: The origina… Ridgerest Classic Large foam sleeping pad