... ,length,E1glue,E2glue,radius: 4000mm, 8000mm,used bed flat and bending poplar/birch plywood bed slats,customized size,thickness,length ... as your requirements.Material: birch, poplar hardwood etcLength ,width and thickness make as customers’ demand ,length more than 1.6m ... E1 E2 E0Usage: slats applied to all kinds of bed, sofa and other furnitureradius: 4000mm, 8000mmBoth flat slats or curved in 4000R ...