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M3 Mattress Twin XL, Chassis includes 1 Ver-Tex Cover

This Twin XL modular mattress lets you set each side's firmness and features a Ver-Tex cooling cover with airflow-enhanced layers for breathable comfort.

M3 Comfort Layer – California King

Replaceable Cal King comfort layer with three Boost layers ventilated to dissipate heat and improve airflow. Removable, washable cover and adaptive foam reduce motion for uninterrupted sleep.

M3 Comfort Layer – King

Replaceable mattress comfort layer uses three ventilated Boost layers to dissipate heat and promote airflow, with a removable, washable cover. Foam adapts to your body and helps isolate motion.

M3 Comfort Layer – Queen

Replaceable comfort layer engineered with three Boost layers and Air-X ventilation to disperse heat and improve airflow (Queen). Removable, washable cover with adaptive foam that helps isolate motion for uninterrupted sleep.

M3 Comfort Layer – Twin XL

Replaceable comfort layer engineered with three Boost layers and Air-X ventilation to disperse heat and improve airflow (Twin XL). Removable, washable cover with adaptive foam that helps isolate motion for uninterrupted sleep.

Modular Independent Suspension Units – California King / 3.0 – Soft

Cal King modular coil suspension unit lets you update the firmness on one side of the M3 mattress. Refresh feel without replacing the whole mattress; Soft.

Modular Independent Suspension Units – California King / 2.0 – Medium Soft

Cal King modular coil suspension unit lets you update the firmness on one side of the M3 mattress. Refresh feel without replacing the whole mattress; Medium Soft.

Modular Independent Suspension Units – California King / 1.0 – Medium Firm

Cal King modular coil suspension unit lets you update the firmness on one side of the M3 mattress. Refresh feel without replacing the whole mattress; Medium Firm.

Modular Independent Suspension Units – California King / 0.0 – Firm

Cal King modular coil suspension unit lets you update the firmness on one side of the M3 mattress. Refresh feel without replacing the whole mattress; Firm.

Modular Independent Suspension Units – King / 3.0 – Soft

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.

Modular Independent Suspension Units – King / 2.0 – Medium Soft

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.

Modular Independent Suspension Units – King / 1.0 – Medium Firm

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.

Modular Independent Suspension Units – King / 0.0 – Firm

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.

Modular Independent Suspension Units – Queen / 3.0 – Soft

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.

Modular Independent Suspension Units – Queen / 2.0 – Medium Soft

Modular coil suspension units let you adjust the firmness on one side of your M3 mattress, updating comfort without replacing the whole mattress.