The merino wool, in the Turtle Fur Women's Cabler Heavyweight Merino Wool Hand Knit Beanie is soft, breathable, inherently warm and has natural moisture management. Turtle Fur premium grade merino wool is blended with acrylic for the perfect mix of itch free warmth. These are the perfect winter hats for active people. 50% merino wool50% acrylic itch free knit. Heavyweight knit merino wool blend. Full Sherpasoft lining for next to skin comfort. Perfect for skiing, snowboarding, snowshoeing, hiking camping, and an active lifestyle. Regular fit. One size fits most.