A two-part adhesive product comprising a first composition and a second composition; wherein the first composition is an adhesive composition in the form of an aqueous polymer dispersion comprising at least one dispersed adhesive polymer formed by emulsion polymerization of (i) at least 60 wt.%, based on the sum of the monomers, of at least one soft (meth)acrylic ester monomer which when polymerized as a homopolymer has a glass transition temperature of less than 0°C, (ii) 0.1 to 15 wt.%, based on the sum of the monomers, of a monomer comprising at least one acid group, (iii) 0.1 to 30 wt.%, based on the sum of the monomers, of styrene, (iv) optionally further monomers, different from (i) to (iii), where the polymerization takes place in the presence of 0 to 1 part by weight of chain transfer agent per 100 parts by weight of monomers, where the adhesive polymer has a gel content, measured by the method disclosed in the description, of less than 35 wt.%, preferably from 0 to 30 wt.%, based, on a polymer film produced from the adhesive polymer dispersion without mixing with the second composition, and where the glass transition temperature of the adhesive polymer is less than 0°C, preferably -10°C or less, measured by differential scanning calorimetry as the midpoint temperature according to ASTM D 3418-08, and where the d 50 particle size of the dispersed adhesive polymer, measured by the method disclosed in the description, is less than 300 nm, preferably from 50 to 270 nm; and wherein the second composition comprises a metal salt coagulant in a form which causes instantaneous coagulation of the first composition when contacting the first with the second composition. the first composition is an adhesive composition in the form of an aqueous polymer dispersion comprising at least one dispersed adhesive polymer formed by emulsion polymerization of (i) at least 60 wt.%, based on the sum of the monomers, of at least one soft (meth)acrylic ester monomer which when polymerized as a homopolymer has a glass transition temperature of less than 0°C, (ii) 0.1 to 15 wt.%, based on the sum of the monomers, of a monomer comprising at least one acid group, (iii) 0.1 to 30 wt.%, based on the sum of the monomers, of styrene, (iv) optionally further monomers, different from (i) to (iii), where the polymerization takes place in the presence of 0 to 1 part by weight of chain transfer agent per 100 parts by weight of monomers, where the adhesive polymer has a gel content, measured by the method disclosed in the description, of less than 35 wt.%, preferably from 0 to 30 wt.%, based, on a polymer film produced from the adhesive polymer dispersion without mixing with the second composition, and where the glass transition temperature of the adhesive polymer is less than 0°C, preferably -10°C or less, measured by differential scanning calorimetry as the midpoint temperature according to ASTM D 3418-08, and where the d 50 particle size of the dispersed adhesive polymer, measured by the method disclosed in the description, is less than 300 nm, preferably from 50 to 270 nm; and wherein (i) at least 60 wt.%, based on the sum of the monomers, of at least one soft (meth)acrylic ester monomer which when polymerized as a homopolymer has a glass transition temperature of less than 0°C, (ii) 0.1 to 15 wt.%, based on the sum of the monomers, of a monomer comprising at least one acid group, (iii) 0.1 to 30 wt.%, based on the sum of the monomers, of styrene, (iv) optionally further monomers, different from (i) to (iii), where the polymerization takes place in the presence of 0 to 1 part by weight of chain transfer agent per 100 parts by weight of monomers, where the adhesive polymer has a gel content, measured by the method disclosed in the description, of less than 35 wt.%, preferably from 0 to 30 wt.%, based, on a polymer film produced from the adhesive polymer dispersion without mixing with the second composition, and where the glass transition temperature of the adhesive polymer is less than 0°C, preferably -10°C or less, measured by differential scanning calorimetry as the midpoint temperature according to ASTM D 3418-08, and where the d 50 particle size of the dispersed adhesive polymer, measured by the method disclosed in the description, is less than 300 nm, preferably from 50 to 270 nm; and wherein the second composition comprises a metal salt coagulant in a form which causes instantaneous coagulation of the first composition when contacting the first with the second composition.