1.6mm 1.8mm 2.0mm Wire Diameter Pocket Coil Spring Unit for Sofa Cushion and Furniture Upholstery Manufacturers Product Descriptions Product Name Pocket Spring for Sofa Items Material Steel Wire Steel Diameter 1.6mm-2.0mm(Can Be Customized) Head Diameter 5.3-6cm Middle Diameter 6.5-7.0cm Spring Height 4cm-10cm Coils Turns 4-7Turns Coils Counts According to the demand of clients MOQ 200Pcs Fabric Weight 65-100g/㎡Or Can Be Customized Length Size Any Size Available Color White,