Experience the ultimate sleeping comfort in your roof top tent with this incredible sleeping bag and mattress in one. Standard roof top tent mattresses often are not comfortable, however connected to the 4cm padded foam layer in the bottom of this sleeping bag, your original high-density foam mattress transforms into a cushioning and supportive pillow top mattress. The sleeping bag itself is made with high quality materials and offers four different temperature ratings in the one bag - meaning you can sleep comfortably in any season! It becomes a -10 degree bag in winter, +15 degrees in summer and �5degrees for in-between weather. It has a 100% cotton inner lining for superior breathability and minimal irritation. This padded sleeping bag fits the mattress in almost all two person roof top tents on the market that are at or near 236x144cm in size.