DetailsAll Hair Extensions Defined products can be washed, conditioned, cut, and colored. Loose Curl is for those who want looser curls without the kinky texture. Loose Curl is silky, looks very natural, and will blend well with your own hair texture. Loose Curl can be curled and colored. You can add more curls to Loose Curl and after washing, it will return to less of the original curl. You can straighten Loose Curl; however, it will begin to lose its original curl pattern.