Description of Therm-a-Rest DreamTime™ Sleeping Pad Large Unmatched warmth and comfort in a pillow-top mattress system. Features: Luxurious: Premium three-layer design includes removable mattress, cushy pillow top, and plush fleece cover. Convenient: Rolls up quickly with compression straps for easy storage. Easy Care: Removable fleece cover is machine-washable. Weight: 6lbs. 13oz. (3090g) Rolled Size: 25x11in. (66x28cm) R-Valve: 8.0 Thickness: 3.0in (8cm)