Looks like wool. Sews, pieces and washes like quality cotton flannel.

BTHY Sold by the Half Yard

100% Cotton - 43/44" wide.

Woolies flannel is comfy-cozy perfection with classic designs like herringbones, plaids, tweeds & dots in a rich array of home-friendly colors. Designer Bonnie Sullivan.

Great for appliqué, quilting or warm cozy clothing.

Machine wash cold, tumble dry low.

Color Note: All monitor screens are different, actual shade may vary from displayed samples. I use Manufacturer Shade Name, Number and Stock Photos whenever possible as they seem to present the best.