A dispensing system includes a shroud for holding a container. A back of the plunger may be formed at an angle and to include a retention guide, the retention guide partly over the sphere such that the sphere may be in contact with the back of the plunger and the retention guide. A process for producing said material comprises a first step during which the thermoplastic polymer is mixed to further components and a second step during which the mixture is granulated in order to obtain a granular compound.