All Profoto Softboxes have interchangeable diffusers, allowing you to choose and switch between different levels of softness. The diffusers are designed to soften the light and create a more even distribution, reducing harsh shadows and creating a beautiful, natural look. The diffuser can also be used as a neutral density filter when, for instance, you’re working with low apertures or long exposures.The different diffusers span from 0.5 f-stop, which provides a slightly softer light, up to 1.5 f-stop, creating more effectful softness to the light. All diffusers are easy to install and remove, allowing you to quickly switch between different setups.Features: Softens and evens the light Fastener attachments for fast and easy setup Made with high-quality fabrics Delivered in a labeled soft pouch Compatible with the Profoto Softbox line. Can not be used with the RFi, OCF, and Clic Softbox ranges