The Zero Degree thermal blanket has a Mylar metallic liner that captures and circulates your own body heat. It's designed to keep you comfortably warm whatever the ambient temperature. With the Zero Degree blanket you can turn down the thermostat, or keep warm in bed while your partner stays cool. Soft and wonderfully lightweight, the blanket fits perfectly under your fitted sheet or on top of your bed. Plus, it's great for wrapping around you when snuggling on the sofa. It’s also water- and snow-resistant, so you can use it for outdoor events, sports and camping. Keep it in your car or rucksack for emergencies as well. Made of soft polyester fleece with Mylar woven aluminium fibre lining and sponge fill Soft-touch, reversible and lightweight Captures and circulates your own body heat Keeps you warm in rooms of any temperature Ideal solution when one sleeper gets colder at night Water-resistant for outdoor use Hand wash Measures W146 x W94cm.