The McKesson Terries Slipper Socks Double Imprint XXL Adult Double Thread Gray, 1 Pair Premium-quality terry cloth. Constructed with loops on the inside, next to the wearer's skin, for comfort. Soft, breathable poly/nylon knit. Highly-elastic, comfortable cuff and body help provide a secure fit without being constrictive. Color coded for easy sizing. Machine washable. Not Made With Natural Rubber Latex.