HDT Design BLACK SERIES - N.A.T.O. Type Nylon Watch Strap [James Bond - Black & Gray 20mm] NATO Type Strap made in cross weaved nylon for comfort and durability. All hardwares (loops and buckles) in stainless steel for corrosion resistance. Matt black ion plated PVD stainless steel buckles and keepers Length(end to end): 29.0cm (standard) Holes: laser treated 13 holes