For those long days on your feet, these Berry Compliant, Postal Certified, Plain Toe Chukka Shoes offer comfort and support. The full-grain leather, removable Comfort 125 polyurethane footbed, and SOFT STREETS outsole make them durable and reliable. These chukka shoes won't stop working until you do. Full-grain leather. Removable Comfort 125 polyurethane footbed. SOFT STREETS outsole. Direct Attach construction. Postal Certified. Berry Compliant. ASTM F3913-19. USPS 89D-05.