A composition comprising: - at least one semi-crystalline fluoropolymer [polymer] comprising recurring units derived from vinylidene fluoride in an amount of at least 50 % by mole with respect to the total moles of recurring units of polymer, and recurring units derived from at least one functional hydrogenated monomer comprising at least one hydrophilic (meth)acrylic monomer of formula: wherein: - R 1, R 2 and R 3, equal to or different from each other, are independently selected from a hydrogen atom and a C 1 -C 3 hydrocarbon group, and - R OH is a hydrogen atom or a C 1 -C 5 hydrocarbon moiety comprising at least one hydroxyl group, in an amount of at least 0.1 % by mole, preferably at least 0.3 % by mole, even more preferably at least 0.5 % by mole, and not more than 5 % by mole with respect to the total moles of recurring units of polymer, said polymer having an intrinsic viscosity measured in dimethylformamide at 25 °C higher than 1.4 dl/g, preferably higher than 2 dl/g, even more preferably higher than 2.5 dl/g and lower than 5 dl/g; and - at least one fluoropolymer [polymer], different from, comprising recurring units derived from vinylidene fluoride in an amount of at least 50 % by mole with respect to the total moles of recurring units of polymer, and recurring units derived from at least one fluorinated monomer different from vinylidene fluoride in an amount of between 2.5 % by mole and 10% by mole % with respect to the total moles of recurring units of polymer, wherein polymer forms at least the 10% by weight over the total weight of the composition and polymer forms at most 90% by weight over the total weight of the composition. - at least one semi-crystalline fluoropolymer [polymer] comprising recurring units derived from vinylidene fluoride in an amount of at least 50 % by mole with respect to the total moles of recurring units of polymer, and recurring units derived from at least one functional hydrogenated monomer comprising at least one hydrophilic (meth)acrylic monomer of formula: wherein: - R 1, R 2 and R 3, equal to or different from each other, are independently selected from a hydrogen atom and a C 1 -C 3 hydrocarbon group, and - R OH is a hydrogen atom or a C 1 -C 5 hydrocarbon moiety comprising at least one hydroxyl group, in an amount of at least 0.1 % by mole, preferably at least 0.3 % by mole, even more preferably at least 0.5 % by mole, and not more than 5 % by mole with respect to the total moles of recurring units of polymer, said polymer having an intrinsic viscosity measured in dimethylformamide at 25 °C higher than 1.4 dl/g, preferably higher than 2 dl/g, even more preferably higher than 2.5 dl/g and lower than 5 dl/g; and - at least one fluoropolymer [polymer], different from, comprising recurring units derived from vinylidene fluoride in an amount of at least 50 % by mole with respect to the total moles of recurring units of polymer, and recurring units derived from at least one fluorinated monomer different from vinylidene fluoride in an amount of between 2.5 % by mole and 10% by mole % with respect to the total moles of recurring units of polymer, - R 1, R 2 and R 3, equal to or different from each other, are independently selected from a hydrogen atom and a C 1 -C 3 hydrocarbon group, and - R OH is a hydrogen atom or a C 1 -C 5 hydrocarbon moiety comprising at least one hydroxyl group, in an amount of at least 0.1 % by mole, preferably at least 0.3 % by mole, even more preferably at least 0.5 % by mole, and not more than 5 % by mole with respect to the total moles of recurring units of polymer, said polymer having an intrinsic viscosity measured in dimethylformamide at 25 °C higher than 1.4 dl/g, preferably higher than 2 dl/g, even more preferably higher than 2.5 dl/g and lower than 5 dl/g; and in an amount of at least 0.1 % by mole, preferably at least 0.3 % by mole, even more preferably at least 0.5 % by mole, and not more than 5 % by mole with respect to the total moles of recurring units of polymer, said polymer having an intrinsic viscosity measured in dimethylformamide at 25 °C higher than 1.4 dl/g, preferably higher than 2 dl/g, even more preferably higher than 2.5 dl/g and lower than 5 dl/g; and - at least one fluoropolymer [polymer], different from, comprising recurring units derived from vinylidene fluoride in an amount of at least 50 % by mole with respect to the total moles of recurring units of polymer, and recurring units derived from at least one fluorinated monomer different from vinylidene fluoride in an amount of between 2.5 % by mole and 10% by mole % with respect to the total moles of recurring units of polymer,