It is an object of the present invention to provide a silicone rubber compatible with human bodies. A silicone admixture according to the present invention comprises a millable silicone rubber, a silicone high polymer having no cross-linking site, a vulcanizing agent, and a rubber reinforcing silica. A cured product obtained by curing the silicone admixture has loss tangent (Tan δ) of 0.3 or more and 0.6 or less at 0° C. to 50° C. The millable silicone rubber can be a millable silicone rubber produced in a wet manner and having high tear resistance. The silicone high polymer can be a dimethyl silicone high polymer.