Kind of snow : natural, artificial, transformed, old, icy or coarse grained.
Air temperature : -2°/+4°
Application : put on the ski base and spread with your hand or a cork.
The amount varies depending on the distance you have to cover and the abrasion of the snow.
If you are not in a temperate environment is useful to use a Gas Flame AR25 to heat and soften the wax.