Skier's Aid is a term used to describe the various tools and equipment used by skiers to help them navigate the slopes. The most common Skier's Aid is the chairlift, which is a type of aerial lift that transports skiers up the mountain. Other Skier's Aid include the J-bar and T-bar, which are both types of ski lifts that pull skiers up the mountain. All of these tools and equipment help skiers get to the top of the mountain quickly and safely.