A zip added to the laces: the perfect idea for putting on and taking off these PEDICONFORT® derbies in the blink of an eye! We also really appreciate the comfort of their aerosemelle®, a foam insole that makes walking light.-Zip and laces - Leather insole on foam, removable to use your own corrective insoles - Made in Europe Large width for these men's zipped derbies: provides greater volume for more sensitive feet. COMPOSITIONLeather upper.Synthetic lining.Leather insole on foam (aérosole®).Elastomer sole.