JBU Vegan Leather Gloria Mary Jane Comfort Block Heels Women's 10M These JBU by Jambu Gloria Mary Janes offer a practical yet refined silhouette in a versatile charcoal grey. Crafted from textured vegan leather, the design features delicate pleating across the almond toe and a secure hook-and-loop strap for a customized fit. The modest block heel provides a steady foundation, making these a reliable choice for long days spent on your feet without sacrificing a polished look.