WATCH PAD / PT-44BK
The watch pad that imaged the BUND strap used as a pilot for the German Air Force.
Use "Vono Aniline" which is adopted in TT-16 ( Tochigi Leather Traditional Shape Strap ) which is the most popular among Knot's Tochigi leather straps.
You can also use it safely for metal allergists, the width of the mix and match will expand further.
* The watch pad can not be used for NT1-18 series ( Tochigi Leather Nato Type Strap ), MS-18 series ( Stainless Milanese Mesh Strap ), LS-16 series ( Stainless Link Strap).