Product Fit: True to size.

Introducing the Union 4.0, the pinnacle of driving mocs for the modern man. Timeless and sophisticated, this fourth-generation classic redefines luxury. Crafted from genuine calf leather, the supple, buttery-smooth upper molds elegantly to your foot over time. The padded footbed and flexible sole ensure enduring comfort and durability. Designed in the heart of NYC and meticulously handcrafted by artisans in Brazil, each pair boasts our signature moccasin hand-stitch. Complete with a durable, flexible full rubber sole for superior walking traction, the Union 4.0 embodies style, quality, and comfort.