Clorox Control Bleach Packs™, are a convenient solution for cleaning fabrics, toilets, sinks and hard nonporous surfaces. Simply follow dilution instructions on the packaging , and then mop, wipe, wash or rinse away tough stains. These water-activated solid bleach packs can be used in both HE and standard washing machines. Clorox® Control Bleach Packs™ make keeping clean convenient. Ideal for use in commercial facilities. Application: Bleaching; Applicable Material: Cement; Ceramics; Concrete; Enamel; Fabric; Glass; Laminate; Metal; Plastic; Chemical Compound: Sodium Dichloroisocyanurate; Dirt Types: Stains.