Jacobi Moc SlipFor timeless elegance, the Florsheim Jacobi Moc Toe Slip On sets the bar high. The classic look has been given a modern update with sleek and elegant stitching details. For its comfort, style, and versatility, the Jacobi has it all, in one perfect package. Leather sourced from a tannery with a Gold or Silver rating for environmental responsibility by the independent auditing group, the Leather Working Group.