The difference between ground cloth and damp mat
Ground cloth is the fabric that is laid on the ground and between the tent and the ground. It can prevent the bottom of the tent from being destroyed and has the function of dampproof. Ground cloth is usually made of tear resistant Oxford cloth and coated with waterproof layer.
The ground cloth is mainly used for outdoor picnic or mat under the damp mat. The damp mat is mainly used for the bed inside the tent.
Moisture-proof pad, equivalent to "outdoor moving bed", play a moisture-proof, heat insulation role, can be divided into two kinds of foam and inflatable.