DetailsLasting Size Chart Alea is a woolen t-shirt made of a single-layer plain knitwear. It has flat seams and raglan sleeves. Wear it as a first layer in summer or winter, whether worn for outdoor sports or casual activities. This T-shirt is made of top-quality Australian Merino wool which keeps the skin dry. Since the merino is 16.5 micron this shirt will never itch or scratch.