A crosslinkable composition (C) comprising: A) at least one fluoropolymer [polymer (FA)] comprising: - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (ii) recurring units derived from at least one hydroxyl group-containing vinyl monomer (HA), wherein the total amount of recurring units (ii) in said polymer (FA) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FA); said polymer (FA) being characterized by a fraction of randomly distributed units (HA) of at least 40 %; and B) at least one a fluoropolymer [polymer (FB)] comprising: - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (iii) recurring units derived from at least one carboxyl group-containing vinyl monomer (CA); wherein the total amount of recurring units (iii) in said polymer (FB) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FB); said polymer (FB) being characterized by a fraction of randomly distributed units (CA) of at least 40 %, the fraction of randomly distributed units (HA) and (CA) being determined according to the method disclosed in this specification. A) at least one fluoropolymer [polymer (FA)] comprising: - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (ii) recurring units derived from at least one hydroxyl group-containing vinyl monomer (HA), wherein the total amount of recurring units (ii) in said polymer (FA) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FA); said polymer (FA) being characterized by a fraction of randomly distributed units (HA) of at least 40 %; and - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (ii) recurring units derived from at least one hydroxyl group-containing vinyl monomer (HA), wherein the total amount of recurring units (ii) in said polymer (FA) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FA); said polymer (FA) being characterized by a fraction of randomly distributed units (HA) of at least 40 %; and B) at least one a fluoropolymer [polymer (FB)] comprising: - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (iii) recurring units derived from at least one carboxyl group-containing vinyl monomer (CA); wherein the total amount of recurring units (iii) in said polymer (FB) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FB); said polymer (FB) being characterized by a fraction of randomly distributed units (CA) of at least 40 %, the fraction of randomly distributed units (HA) and (CA) being determined according to the method disclosed in this specification. - (i) recurring units derived from vinylidene fluoride (VDF) monomer; - (iii) recurring units derived from at least one carboxyl group-containing vinyl monomer (CA); wherein the total amount of recurring units (iii) in said polymer (FB) is of at most 10.0 % by moles, preferably at most 5.0% by moles, more preferably at most 1.5% by moles, with respect to the total moles of recurring units of polymer (FB); said polymer (FB) being characterized by a fraction of randomly distributed units (CA) of at least 40 %, the fraction of randomly distributed units (HA) and (CA) being determined according to the method disclosed in this specification. <EOS>