Provide maximum moisture & smoothness to frizzy uncontrollable hair with Bio Silk Smoothing Shampoo. Saturating hair with vitamin B & a dose of humectants it is ideal for frizzy uncontrollable hair. Silk proteins contained in Bio Silk Smoothing Shampoo penetrate hair to condition & create incredible shine while UV filters protect from damaging UVA/UVB rays ensuring that your hair stays thick & full. Directions of use: Apply shampoo to damp hair & work into a rich lather. Rinse thoroughly. Repeat if necessary. Use with Bio Silk Smoothing Conditioner.