Specialist StockinetteSpecialist orthopedic cotton stockinette consists of a high grade, unbleached, absorbent, knitted cotton that is an ideal material for the undercast layerIt conforms to the most complex anatomy, stretching to three t BSN Specialist® Orthopedic Cotton Stockinette High grade, unbleached, absorbent, knitted cotton is an ideal material for undercast layer. Stretches to three times its width. Not made with natural rubber latex. Box of 1 roll. WARNING: California's Proposition 65. As noted by other reviewers, this isn't nearly as thick at the stockinette that you would get at the doctors. All I did was cut it twice as long as I needed, doubled it up and it was fine. It washes very nicely. I didn't notice any significant shrinkage or fraying of the cut ends. I'm almost at the end of my need for it and I have a huge amount