AATCC Multifiber test fabric # 10 precut pieces of 2 X 4 inches (5 X 10 cm) Cold Cut Edges (WITHOUT Heat Sealed Edges) Six fiber (8 mm [0.33 in.] bands) containing acetate, cotton, nylon, polyester, acrylic and wool. Precisely cold cut edges for use any stationary test such as AATCC TM 15-Colorfastness to Perspiration done in a perspiration tester. Pack of 250 Pieces