The Blue Ridge Camping Hammock can be used either as a tent hammock or on the ground as a bivy tent. Blue Ridge Camping Hammocks are made of the finest materials, including a nylon pack cloth bed, rip-stop nylon rain fly, and no-see-um netting. They are safe, comfortable, easy to set up, and really protect the occupants from flying insects and the elements. It's also light-weight, weighing only 4.25 lbs. Users don't have to carry added bulky weight such as ground tarps and sleeping pads.