Grand Jewel Ultra Firm Tight TopThe encased coils offer increased stability and support, more flexibility for personalized comfort, and reduced motion transfer so youll feel less movement from your partner throughout the night. A durable, soft knit fabric cover with moisture wicking MoistureProtect helps you stay cool and comfortable, and Surface Guard Technology protects the mattress surface from odors and staining caused by bacteria and common allergens. Densely packed coils