• Classi, making your classic watch smart

    Introducing Classi

    The First Leather Smart Strap For Your Classic Watch

  • MainTool makes your watch classy with Classi

    A Strap Without Compromises

    Fit Our Smart Strap To Your Favourite Timepiece

  • Classi smart watch strap at your wrist

    Make Your Own Watch Smart!

    Wearable & leather watchstrap, all in one.