Disc-O-Bed Camp & Hike Duvalay With Luxury Memory Foam Sleeping Bag & Duvet Adults Lumberjack Large. A removable water-resistant cover keeps the entirety of these Sleeping Bags by Disc-O-Bed safe and sound from damage. This Disc-O-Bed Adult Large Duvalay and Topper is perfect for your next camping trip since it easily rolls and stores to save you space. It’s also perfect for your dorm room or extra guests since you can place one side by side with another for two people. You can use one for a single user or two together to create a double bed. Use one for single use or two side by side to create a double bed. Either way you’ll get a full size cot in this sleeping bag which makes it perfect for any Disc-O-Bed Cot System. Pick up the Disc-O-Bed Adult Large Duvalay Sleeping Bag and Topper for a luxurious night’s sleep.