Batch 1: 95% cotton, 5% polyester; Batch 2: 59.8% cotton, 28.8% polyester, 8.6% regenerated cellulose fiber, 2.8% other fibers; Batch 3: 62.1% cotton, 31.3% polyester, 6% regenerated cellulose fiber, 0.6% other fibers; Batch 4: 62.1% cotton, 31.3% polyester, 6.6% regenerated cellulose fiber.