Patent ID: 8461222

Claim:
A shoe sole component comprising a cross-linked foam of a resin composition, the resin composition containing a thermoplastic polyolefin resin and a styrene resin, the resin composition containing between 60 parts and 95 parts by weight of the thermoplastic polyolefin resin in 100 parts by weight of the resins in the resin composition, the styrene resin having a content of styrene of 65 to 75% by weight of the styrene resin, wherein the shoe sole component comprises: tan δ [20° C. to 40° C.] at a frequency of 10 Hz measured according to JIS K 7244-4 of 0.01 to 0.5, tan δ [−20° C.] tan δ [40° C.] at a frequency of 10 Hz of 0.7 to 1.3, a specific gravity measured according to JIS K 7311 of 0.05 to 0.2, and a tear strength measured according to JIS K 6252 being more than or equal to 8.8 kN/m.