Check the listing for details. 17" Soft Diffuser Lamp Cover Cloth Diffuser Lamp Sock for Flashing Blue. Condition: New. Listed at 11.76 USD. The lamp cover is mainly used to soften the light output so it won't be harsh. Common lighting accessories to soften the light on areas, such as photography studio, shopping hall, stage, stadium, theatre or any other place that might have harsh light.SpecificationColor: BlueMaterial: Nylon ClothFit for Lamp Size(Diameter): 42cm / 17 inchPacking List: 1 x Soft Diffuser Lamp CoversAdvantageMade of nylon cloth material, not just soft and lightweight, but also has a good light transmission.The edge of the cover is elastic, you can install it more easily when you install it, no need to worry about damaging the cover.InstructionConvenient to use, just set it on the lamp, then you can see more clearly in a bright light place.NOTE1. Due to external factors such as lighting and monitors, there may be color deviations in photos.2.