Made of GOTS (Global Organic Textile Standard) Certified organic cotton. Laundry Bags prolong the life of your clothing, keeping delicate items protected from stretching, snagging, and damaging metal hardware. Completely free of the damaging microplastic particles produced by laundry bags made of Nylon, Polyester, Acrylic, & other synthetic fibers. Set of 3 includes 1 Small (8 x 10 in.), 1 Medium (12 x 14 in.), & 1 Large (15 x 18 in.) bag.