This is the Apple Watch Series 4 Double Tour Watchband made in the pure luxury watchmaking swiss tradition. Available in a sublime choice of leathers and colors, you may even engrave your initials for a perfectly custom leather watchband. The leather watch straps are available for 40 & 44mm lug sizes and come with Silver or Black adapters & buckle. The choice is yours. Furthermore, to protect your wrist from possible irritations, there is a carefully placed anti-allergic leather surface acting as a lining to this trendy double tour watchband for the Apple Watch 4.