SKU: SS22870 Weighs: 863g R-Value: 5.2 Season Rating: Winter Mat Size: Regular Mat Type: Airbeds If you are looking for durability over weight and a 4 Season mat in a full rectangular format then this mat would be a good choice. Exped says: The Exped Versa 5R M is a versatile, multi-use mat for a variety of adventur… Versa 5R M Sleeping Mat