This Holster fits the NAA Mag with the 1 1/8 or 1 5/8 barrel .  It will fit the Wasp.  It will not fit the Sidewinder.   The Clip is very strong.  The leather is Grade A veg tan Herman oak.  Finished in Saddle tan,  top coated with Acrylic and conditioned with Bick 4 leather conditioner.