【Arc-Chill Cooling Technology】 Never bear the heat in a hot summer night. cooling blanket is designed with the latest Arc-Chill Japanese technology that can release a rapid quantity of heat. Q-Max 0.5, more than the general market blanket which is around 0.2, therefore it gives you a cool feeling once you touch it. Enjoy a cool, calm, sweat-free night in the hot summer. Latitude Run Size: European Double (140 x 200cm)