Copper 13.5" Firm Hybrid by Spring Air

This 13.5-inch firm hybrid mattress uses copper-infused materials and adaptive foams to provide comfortable, supportive sleep.

• The description claims copper properties promote a clean surface while pulling heat away from the body.
• The description claims the mattress reduces pressure and promotes comfort while isolating motion.
• The description claims the mattress provides solid structure for consistent support.
• The warranty lasts 10 years.