For download this document you must:
1) Have an account, with username and password;
2) Be logged in the restricted area;
3) Have received a license to download this specific document.
If you aren't logged, you cant't download the documents.
Sign In or Sign Up following this link.
Chemyprotein silk SPD forms a protective coating on the hair fiber that retains hydration and improves strand texture and gloss using a compound derived from silk protein.