Features Transparent patch. Flexible material that allows the skin to breathe. It can be cut to the desired size. Suitable for new and old scars. Water resistant. Skin-friendly. Visible results after 3 to 4 weeks. Instructions for use Remove the protective paper from the adhesive side of the patch. Place the patch on clean, dry skin, making sure the scar is completely covered. If the scar cannot be completely covered, multiple patches can be placed side by side. For smaller scars, the patch can be cut to the desired size. The patch should stay in place for at least 12 hours a day and be changed daily.