The Pack of Two Base Ski Tubes from Horizon offer fantastic value ski tubes that are fully cushioned for warmth and comfort and that have a fine toe seam to reduce the risk of blisters making them ideal for all outdoor sports and skiing These Base Ski Tubes are made from a cotton and Hydrovent reg Polyester mix Hydrovent is a very durable quick drying fibre that is also engineered to draw moisture away from the skin in order to offer improved comfort through breathability and long-lasting performance