General description Signature Weave Harper stackable sofa set in grey features an 8mm flat weave design, constructed with a high-strength powder-coated steel frame and UV-treated wicker for durability. Technical specifications Material: 8mm flat weave wicker Frame: High strength powder-coated steel Color: Grey Usage Cushions should not be left out in the rain to avoid water marks. All cushions should be stored away in a dry area when not in use. Do not wash or tumble dry cushions as this may affect the fire retardant properties. Do not leave any glass items on the table without mats or coasters. During assembly, do not store glass on its end; place it on a flat surface using the provided carton. Cover glass in extreme heat to prevent magnification of heat that could melt the wicker.