PROLESKI endless ski slopes â€“ indoor ski simulator has several names: skiing sports amusement, endless ski descent, infinite ski slopes, endless slope, or a mountain skiing simulator. Irrespective of its name, it is a perfect assistant for skiing and snowboarding training for both children and adults, without any need to travel to a mountain skiing resort. With the help of a mountain skiing simulator both amateurs and highly-experienced fans of winter sports can get the best possible preparation for the season and keep their shape during the low season.