Latex sheet rolls Latex constitutes one of the most common types of insoles on the market today. There are two types of latex that we normally work with; Natural latex foam is produced from the latex of the rubber tree and gives a high quality, highly elastic and smooth material that is flexible and durable. Synthetic latex foam is a chemically manufactured product that is simpler to produce than natural latex foam. Latex insoles are punched from sheet material which is formed via a high temperature extrusion processes. Latex insoles are popular because they divert pressure away from the foot and are great for all-year-wear. The latex is breathable, keeping feet feeling fresh and cool in summer months and warm during the winter. Bestol manufactures a wide variety of latex insoles and inserts, including Odor Insoles, Moisture Management Insoles, and Aromatherapy latex insoles.