100% latex.Hand wash Store in a cool, dark place away from direct sunlight and heat. Keep in a closed drawer at normal room temperature. Do not store different colored latex items together to prevent color transfer..Avoid contact with sharp objects, metal, or jewelry to prevent damage. Keep away from oils, creams, and body lotions. Please note: This product contains natural latex and may cause allergic reactions in sensitive individuals..Use with care. We cannot accept liability for any allergic reactions or damages resulting from improper use..Unpadded cups.Adjustable snap button shoulder and back strap.Lightweight latex.Item not sold as set