Ben Goldstein/Studio D
When they're not giving you the Rapunzel treatment, Ken recommends storing your extensions on a pants hanger. After every six uses, dunk them up and down in a sinkful of cold water and a little mild shampoo. Then rinse the hair in cold water, hang, and let it air-dry. These Hairdo extensions can be curled and flatironed (though not all synthetic hair can be, so check the instructions before styling it).
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