OEM Bonnell Spring Mattress King Size Comfort Mattress

OEM Bonnell Spring Mattress King Size Comfort Mattress Size QTY/20' FT(PCS) QTY/40' HQ(PCS) King Size(76*80inch) 193*203*27cm 100 300 Queen(60*80inch) 152*203*27cm 150 420 Double(54*74inch) 137*188*27cm 150 480 Twin(39*75inch)  99*190*27cm 250 600   FAQ 1. Are you a factory for goodnight mattresses or trading company? A: We are a professional mattress manufacturer, so we can control the mattress quality directly. 2. Can I change materia…