Dry ski slope produced in a darker green (such as in Kendal Ski Club in Cumbria, England) to comply with planning requirements. There is no indication from NorCal Extreme Sports that AstroRide has been commercially tested to any great extent. The latest arrival is from UK company Proslope who produce a matting with variable filament lengths to emulate the gradual edge grip and release of snow. As with some other surfaces, the system is coloured white, is modular, and works both with and without a misting system. Dry slope users often improve the performance of their equipment by using the hardest grade of
Ski flying zone – of more than 145 m were classed as ski flying hills. As jump distances increased by the decade, so did a small number of unique hills at locations seeking to outdo each other in a friendly rivalry for world record honours. Since 1980, there have only been five of these hills in Europe and one in the US. On all active ski flying hills, the K-point is set between 185–200 m; far greater than the largest ski jumping hills, which only have K-points of up to . The hill size, which is the total length of the slope