A composition for forming a silicone rubber like material having a Young's modulus in the range of 7MPa to 80 MPa,, the composition including: a (poly)siloxane precursor comprising at least one functional T branched and/or functional Q branched (poly) methyl siloxane precursor, wherein said at least one functional T branched (poly) methyl siloxane precursor is selected from the group consisting of a hydride functional T branched (poly) methyl siloxane precursor, a vinyl functional T branched (poly) methylsiloxane precursor and mixtures thereof and/or wherein said at least one functional Q branched (poly) methyl siloxane precursor is selected from the group consisting of a hydride functional Q branched (poly) methyl siloxane precursor, a vinyl functional Q branched (poly) methyl siloxane precursor and mixtures thereof; and at least one functional linear polysiloxane, wherein said at least one functional linear polysiloxane is a mixture of a hydride functional linear polysiloxane and a vinyl functional linear polysiloxane, wherein in said at least one vinyl functional linear polysiloxane at least 5 % of the silicon atoms are vinyl functional, wherein the vinyl functional linear polysiloxane has the following structural formula: wherein the ratio of m to n is in the range from 20:1 to 10:1 and wherein the molecular weight of the vinyl functional linear polysiloxane is in the range of 800 to 40,000 Dalton; and wherein the hydride functional linear polysiloxane has the following structural formula: wherein the ratio of m to n is in the range from 1:4 to 1:1 and wherein the molecular weight of the hydride functional linear polysiloxane is in the range of 800 to 40,000 Dalton, preferably of 1,000 to 20,000 Dalton. a (poly)siloxane precursor comprising at least one functional T branched and/or functional Q branched (poly) methyl siloxane precursor, wherein said at least one functional T branched (poly) methyl siloxane precursor is selected from the group consisting of a hydride functional T branched (poly) methyl siloxane precursor, a vinyl functional T branched (poly) methylsiloxane precursor and mixtures thereof and/or wherein said at least one functional Q branched (poly) methyl siloxane precursor is selected from the group consisting of a hydride functional Q branched (poly) methyl siloxane precursor, a vinyl functional Q branched (poly) methyl siloxane precursor and mixtures thereof; and at least one functional linear polysiloxane, wherein said at least one functional linear polysiloxane is a mixture of a hydride functional linear polysiloxane and a vinyl functional linear polysiloxane, wherein in said at least one vinyl functional linear polysiloxane at least 5 % of the silicon atoms are vinyl functional, wherein the vinyl functional linear polysiloxane has the following structural formula: wherein the ratio of m to n is in the range from 20:1 to 10:1 and wherein the molecular weight of the vinyl functional linear polysiloxane is in the range of 800 to 40,000 Dalton; and wherein the hydride functional linear polysiloxane has the following structural formula: wherein the ratio of m to n is in the range from 1:4 to 1:1 and wherein the molecular weight of the hydride functional linear polysiloxane is in the range of 800 to 40,000 Dalton, preferably of 1,000 to 20,000 Dalton.