Awake from a greener sleep, rejuvenated and refreshed! The Nisqually Green living mattress comes with Englander’s “stressless” pre-compressed premium high tensile pocketed coils. This support system allows the least amount of motion transfer between sleeping partners as well as the greatest amount of individual contouring support in a spring mattress. The comfort layers are made of varying soy based “Bio Foams” to reduce the amount of petro chemicals needed. the top of the mattress is covered with a soft bamboo fabric which is known for its anti microbial properties as well as being a great renewable resource. 15 year full, 20 year limited warranty.