Keep a light stand firmly in place when shooting outdoors or in the studio. With a payload capacity of 3kg/ 6.5lb, the Phottix Stay-Put Sandbag II eliminates the risk of damaging your flashes or Monolights making it perfect for safe shooting. Softboxes and umbrellas are great lighting modifiers but they can easily become airborne from a gust of wind when shooting outdoors. This sandbag is an indispensable accessory that can keep a light stand firmly in place when shooting outdoors or in the studio.