http://howtopermhair.com<br />In this video you can see how to perform a Development Test Curl.<br />•This test is performed to see if the development curl in a perm is correct<br />•Unwind the curler about 1 turn.<br />•Push the hair towards the scalp.<br />•The hair should rest into an "S" shape.<br />•When the "S" shape is the correct size as the size of the curler the processing is finished.<br />Hope you have found this video useful.
