Bright white organic cotton yarn interwoven with specially treated threads creates a super-soft washcloth with antimicrobial powers. Lasting for the life of the textile, the SILVERbac treatment inhibits the growth of most bacterial pathogens and minimizes odors. Long-staple Turkish cotton provides durability, strength and softness. A Crate & Barrel exclusive, the antimicrobial organic cotton washcloth coordinates with our other bright white towels.