Dainese ARIES SWEATER. Combines the unique properties of natural wool with the functionality of polyester. For those for whom style is all important, even off the slopes, Dainese have created a range of second layer garments which have the same functionality as polyester technical items but are enhanced by a single layer of natural wool. The stretch material sides make for a perfect fit and even more comfort to let you enjoy winter days in the open air to the full.