To provide a wiper blade capable of suitably preventing a mounted leaf spring member from being detached from a blade rubber.

In this wiper blade 11 with a constitution that a blade rubber 13 projects long in a longitudinal direction from each holding part 12c of a lever member 12, a fin un-formed part, at which a fin part 13c is not formed for securing its own flexibility and preventing interference with the lever member 12 and the like, is between the holding parts 12c of the lever member 12 of the blade rubber 13 (at a center portion X2 in the longitudinal direction), and a thick part 13f for restraining deformation of an upper wall 13a1 of a backing housing groove 13a is formed near a center in the longitudinal direction of the fin un-formed part.

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