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5d car mats (DIAMOND)3-16

The car seat surface cover includes the skin surface layer, adhesive layer, ventilation mesh layer, 10mm ventilation foam composite layer assembly, 5mm ventilation foam composite layer assembly and heating pad assembly. The skin surface layer is adhered to the adhesive layer by heat sealing, and the adhesive layer is bonded with the ventilation mesh layer by spraying process to form a ventilation mesh layer with adhesive. The skin surface layer, adhesive layer The ventilation mesh layer and the 10mm ventilation foam composite layer assembly are sewed together by edge sewing to form a core upper panel. The skin surface layer, the ventilation mesh layer with glue, and the 10mm ventilation foam composite layer assembly are correspondingly provided with at least three positioning holes. The first positioning hole on the skin surface layer and the second positioning hole on the ventilation mesh layer with glue are concentric. The third positioning hole on the 10mm ventilation foam composite layer assembly is concentric.