Cosmetic agents and methods for temporarily shaping keratin-containing fibers using the cosmetic agents are provided herein. In one embodiment, a cosmetic agent for temporarily shaping keratinic fibers includes a cosmetic preparation. The cosmetic preparation contains at least one copolymer a1) composed of at least the following monomer units: (meth)acrylic acid, (meth)acrylic acid alkyl ester, and (meth)acrylic acid hydroxyalkyl ester. The cosmetic preparation further contains at least one copolymer a2) composed of at least the following monomer units: N-tert-octylacrylamide, acrylic acid, and ethyl acrylate. The amount by weight of copolymers a1) and a2) in the total weight of the cosmetic preparation amounts to about 1.0 to about 10 by weight.