Round Neck T-Shirt The Magic Bio Series is engineered for superior comfort and longevity : 1) 180 GSM Super-Combed Cotton: A mid-weight fabric that provides the perfect balance of durability and breathability. 2) Advanced Bio-Wash Treatment: Increases fabric softness and prevents pilling (fuzz) for a long-lasting "new" look. 3) Reinforced Roundneck: Features a high-quality ribbed collar with stay-tape to prevent stretching or sagging. 4) Pre-Shrunk Fabric: Carefully treated to ensure the fit stays true to size even after multiple washes.