3x4 Translucent Rigid Reflector Fabric Only. Tanslucent also known as a scrim, used primarily to control or soften direct light. A great Light Diffuser for sunlight control, as well as a strobe shoot thru Purchasing the fabric only makes it possible to change the fabrics on your rigid frame. All 3x4 fabrics are interchangeable and can be used on a single 3x4 rigid frame.