When sourcing Polo Men Sweaters, the material composition is the most critical factor for comfort and durability. Prioritize 100% Combed Cotton for breathability, Merino Wool for premium warmth and moisture-wicking, or Cashmere blends for luxury markets. For performance-oriented or budget-friendly lines, a Cotton-Acrylic (60/40) or Cotton-Polyester blend offers better shape retention and wrinkle resistance. Ensure the fabric weight is specified in GSM (Grams per Square Meter); typically, 260-320 GSM is ideal for standard mid-weight sweaters.