Non-woven swabs are made from 70% polythlene and 30% terylene. The pad is designed to wick away fluids and disperse them evenly. Products have been cut like "o"and "Y", so it is easy to use. The common specification contains: 2"x2"-4p, 2"x2"-6p, 3"x3"-4p, 3"x3"-6p, 4"x4"-4p, 4"x4"-6p.