Coburn Blue Microfiber Dairy Towels are soft durable reusable and absorb 7 times their weight in water. Coburn Blue Microfiber Dairy Towels are made of a microfiber which is finer than a strand of silk allowing the cloth to reach into creases and crevices of the udder for more thorough cleaning. The fabric does not kill bacteria but has the property of trapping up to 99% of the bacteria and holding it until washed out. It is recommended to wash and dry at 140 degrees F. Compared with cotton microfiber is softer more durable more absorbent and dries faster. Hemmed towels are 12" X 12". Package of 50 weighs 3.75 lbs.