Beautyrest Black Hybrid Series Three XCS Firm Mattress Size:Split Head King and a fresher sleep surface

and a fresher sleep surface with antimicrobial protection

adding a touch of classic charm

Split California King 5": 72" W x 84" D x 5" H

and comfortably balanced

Beautyrest Black Hybrid Series Three XCS Firm Mattress Size:Split Head King and a fresher sleep surfaceFirm support. Precise alignment. Cool, uninterrupted rest. If you prefer a firmer, more supportive feel, the Beautyrest Black Series Three XCS Firm Hybrid Mattress is designed to keep your body aligned while still delivering comfortable contouring. It adapts to your shape without excessive sink, so you feel supportednot stuckthroughout the night. Advanced cooling features help regulate temperature, while motion reducing support minimizes disturbances