The Slim-Tuk is a minimal ambidextrous IWB holster fashioned from Kydex sheet. One of the most unique features about this IWB holster is that it uses their tuck-able 360 C-Clip, which affords the wearer unlimited mounting options. The hardware can easily be reversed to change from right to left hand. The Slim-Tuk is precision molded and has adjustable tension and a rugged 1.75" nylon clip.Features :"Fits Springfield Echelon 4" With or Without Optic"Kydex IWB Design"Belt slots are 1 3/4" wide"