evo.com | Turtle Fur Beanies > A must-have in work, gym, and ski bags, the Turtle Fur Comfort Shell Brain Shroud Skull Cap is a snug skull cap in soft, midweight performance fabric. It insulates under a helmet, wicks sweat, and dries quickly. Wear as Beanie or Helmet Liner Soft Against Skin 61% Polyester / 31% Recycled Polyester / 8% Spandex 4-Way Stretch for a Great Fit Breathable, Wicking, Quick-Drying | Turtle Fur Comfort Shell Brain Shroud Skull Cap 2027 - in Black | Spandex/Polyester