Longcils Boncza Automatic Cream Mascara with Silk Proteins, in the classic wand version, its high conditioning fomula and spiral brush, it evenly coats lashes with rich color that also protects and strengthens. Vinyl by producs to help separate the lashes by covering them with a transparent film. Keratin to strengthen, Silk proteins to cover the lashes with a protective film. Sorry, No Returns on Make-up.