Stay cool as you dream through the night with the trucool 3" mattress topper featuring serene foam. This topper's cool-to-the-touch cover has a breathable mesh gusset offering greater airflow. Made with 3" of serene foam enhanced with supportive air technology, which helps increase support while reducing pressure. Serene foam also reduces motion transfer, leading you to a more peaceful night's sleep. Serene foam is certipur-us certified and is manufactured in the USA. Includes (1) topper and (1) cover. 3" of serene foam enhanced with supportive air technology; increases support while reducing pressure. Features a cool-to-the-touch cover with a breathable mesh gusset for greater airflow; fits mattresses up to 18". Serene foam reduces motion transfer for a more peaceful night's sleep. Serene foam is certipur-us certified. Cover is imported. Toppers are compressed and rolled for easy shipping, handling, and setup. Cover is machine-washable. 3-year limited warranty. Serene foam is a registered trademark of carpenter co.; trucool and supportive air technology are trademarks of carpenter co.Certipur-us is a registered trademark of alliance for flexible polyurethane foam inc.  Features: Memory Foam Manufacturer Warranty: 3 Year Limited Bed Size: Twin Measurements: 35 Length/Inches, 75 Width/Inches Base Material: 100% Foam Care: Spot Clean Thickness: 3 - 3 1/2 Inch Comfort Level: Moderate Protection Level: Basic Mattress Securing: Skirt Mattress Pads & Toppers Type: Mattress Toppers Country of Origin: Made in US