Problem to be solved: to provide a three-dimensional network structure which is excellent in hydrolyzability and is difficult to deteriorate due to moisture in the air during long term use.Solution: a three-dimensional network structure having a three-dimensional random loop junction structure comprising a resin composition of a polyester thermoplastic elastomer and composed of continuous stripes, and the resin composition is a three-dimensional network structure containing borosilicate glass.No selection
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