BAG SLEEPING is a type of camping gear that consists of a sleeping bag and a liner. The term UNROLL (6 letters) refers to the process of taking the sleeping bag out of its storage bag and laying it out flat. LINED (5 letters) indicates that the sleeping bag has an inner lining, usually made of a soft material such as cotton or fleece, to provide extra warmth and comfort. UNROLLS (7 letters) is the past tense of UNROLL, which means that the sleeping bag has already been taken out of its storage bag and laid out flat.