Speaker Slipcover for JBL PRX 918XLF Powered 18-Inch Subwoofer FEATURES Tough, Water-Resistant 600D Black Polyester Exterior Fabric Soft, 210D Polyester Interior Fabric with Protective Padding Dual Side Cutouts for Easy Access to Subwoofer Carry Handles Exterior Dimensions: 686mm (L) x 24.75”/629mm (W) x 711mm (H), Net Weight: 1.3 kg Interior Dimensions: 679mm (L) x 610mm (W) x 692mm (H)