Serta Arctic Cooling Mattress Protector Size:Twin XL large ones define the seating

large ones define the seating area in the living room

Pairs perfectly with adjustable bed bases

The mattress is designed for adults 18 – 80 years old and can hold up to 500 pounds

Proudly manufactured in the USA

Utilizes Serta's Cool Twist Gel Foam: a cooling gel is swirled directly into breathable foam that is designed to promote airflow and heat dissipation

Serta Arctic Cooling Mattress Protector Size:Twin XL large ones define the seatingDescription The Arctic Cooling Mattress Cover Protector was developed to be 5x cooler than standard non Reactex products to help you sleep comfortably and covered throughout the nightespecially when combined with other products in the Serta Arctic system. Reactex technology provides pressure activated cooling in approximately 8 seconds. Heat is pulled away from the surface of the mattress and is stored away from the body to help maintain optimal sleep