Made from a unique yarn blend whose source gives them their distinative color. Derived from the manufacture of military uniforms. this 100% recycled yarn is a blend of cotton and synthetic fibers. The presence of Kevlar® in the recycled material provides added toughness and abrasion resistance. Headband and tailband are made of virgin material. Product contains 97% total recovered content. Yarn is highly atJsorbent and durable enough for heavy-duty cleaning. Tailband helps reduce streaking, snagging and loose strings. Launderable and reusable. Good for heavy cleaning. Reduces labor. Made in the USA. 12 mop heads per case