Nickel-titanium (NiTi) archwires are routinely used for initial leveling and alignment of tooth in orthodontic treatment. This analyze aimed to clinically Evaluate the level of ache and tooth alignment in orthodontic treatment which has a-NiTi vs . Cu-NiTi archwires. NiTi or Stainless Steel wires are coated with Teflon/5META/Tooth colored epoxy https://www.ortix.co.uk/wires/