Sleeping bag for use with hammock

An elevated sleeping system, comprising:

• a sleeping bag having a top layer, a bottom layer, a first opening on a head end, a second opening on a foot end, tabs attached near the head end and the foot end, a flexible flap inside the sleeping bag on the head end to at least partially block the first opening, a flexible flap inside the sleeping bag on the foot end to at least partially block the second opening, the top layer and the bottom layer being at least partially attached to each other;
• and
• a hammock comprising a bed and a pair of rings or loops on opposite ends of the bed, the bed being at least partially inside the sleeping bag, and the hammock extending at least partially from the first opening and at least partially from the second opening;
• wherein the first and second openings being in the bottom layer and having sufficient width to accommodate at least part of the hammock.

An article of manufacture, comprising:

• a sleeping bag having a top layer containing insulation, a bottom layer containing insulation, a fastener to reversibly fasten at least a part of the top layer to at least a part of the bottom layer, a flap to at least partially cover the fastener, a first opening on a head end and a second opening on a foot end, the insulation of the top layer being above the first and second openings, the insulation of the bottom layer being below the first and second openings, a flexible flap inside the sleeping bag on the head end to at least partially cover the first opening, a flexible flap inside the sleeping bag on the foot end to at least partially cover the second opening, the first and second openings being in the bottom layer, at least two chord loops attached to areas on or near the head end, at least two chord loops attached to areas on or near the foot end, the areas where the chord loops are attached being reinforced, a first zipper to close the first opening and a second zipper to close the second opening, and wherein areas around the first opening and the second opening are reinforced areas;
• and
• a hammock comprising a bed and a pair of support rings or loops on opposite ends of the bed, the bed being at least partially within the sleeping bag, at least part of the hammock extending from the first opening and at least part of the hammock extending from the second opening;
• and
• wherein the first opening and the second opening have sufficient width to accommodate at least part of the hammock.