The honl speed goldsilver gobobounce card helps to prevent stray light resulting in lens flare when using a flashgun unit as a background or hairlight it attaches quickly to any unit using the speed strap not included manufactured from tough ballistic nylon with a black surface one side and a a gold silver surface on the reverse meaning the colour of the light reaching the subject can be altered adding a second unit enables them to be used as barndoors for directional control of the lig