This Pantene Pro-V Keratin Reconstruct Smooth & Sleek Hair Mask 450ml works to create smoother, shinier hair with Keratin and Pro-V formulas. It nourishes and repairs each strand, helping to reduce breakage and frizz for sleek, healthy-looking hair.. 1 x Pantene Pro-V Keratin Reconstruct Smooth & Sleek Hair Mask. 450ml. Pantene Hair Mask. Smooth & Sleek. Pro-Vitamins