The ornamental design for a toiletbrush, as shown and described.
1. Toilet brush
1.1 : Perspective
1.2 : Perspective
1.3 : Top
1.4 : Right
1.5 : Front
1.6 : Back
1.7 : Bottom
1.8 : Left
A toilet brush comprising a handle and a head; the head comprises an upper surface which connects the handle with a longitudinal axis, a lower surface opposite to the handle, and a lower rim which defines a plane; the longitudinal axis forms an acute angle with the plane of the cleaning head; the lower surface comprises a cavity surrounded by a flange, on which flange the lower rim is defined; in design no. 1, transverse protrusions are formed in the cavity.