Zoot Sports Women's Ultra IceFil Dome&nbsp; polyester Body: 100% polyester ULTRAcell AC with Icefil Inset: 85% Coolmax polyester mesh/15% Coolmax Terry Cloth ULTRAcell AC with IceFil provides moisture activated cooling technology that responds to your sweat, reducing skin temperature up to 5.4F/3C Coolmax terry sweatband to keep you dry and comfortable Machine wash cold, Gentle cycle, No softeners, Dry Flat, Do not bleach, Do not dryclean CN