Premium import tents Classic Jack 140 are made entirely with natural colored 10oz cotton duck canvas for rugged outdoor performance and a timeless look and feel. From wilderness base camps to styled out backyard retreats, the Classic Jack is fit to the task. The Classic Jack 140 is wood stove compatible when used with the Zip-In Stove Jack Accessory and required components of the Springbar Hot Tent System - making it the first Springbar tent of its kind.