LANACare Double-layer Nelson Hat / Balaclava in Double-layer soft & soothing organic merino wool. Gives warmth, yet breathes to maintain comfortable temperature. Made of soothingly soft certified organic merino wool, meeting Europe’s highest standards for organic textiles. Gives warmth, yet breathes to maintain comfortable temperature. Wool absorbs moisture, keeping you dry & comfortable. When it does begin to feel wet, it remains warm. As wool absorbs moisture & dries, its natural lanolin content removes bacteria & odors, for easy-care. Wash occasionally in LANACare Lanolin-Replenishing Soap to maintain hygienic effects and to keep wool feeling soft & supple. Care Instructions.