Detail  Swift calfskin comes from the Italian tannery RMG Pomari, and is a milled calfskin renowned for its softness and vibrant colours.  SPECIFICATIONS  ◼Thickness : 4.5 - 2.1 mm for Padded style 2.5 - 2.1 mm for Flat style ◼Lining: Zematt -France Leather.The strap waterproof and sweatproof leather lining material, completely natural and safe for users NOTE: 📸 - We work so hard to take pictures with the colors more identical with the real article. But actual leather color may have slight vari We Watch, Leather Watch Strap, Custom Watch, Flat Style, Apple Watch Band, Vibrant Colours, Fashion Flats, Watch Strap, Watch Band