Profoto RFi 1x4' Softbox

Profoto Softbox Rfi 1x4'
It is more than a softbox. It is a Light Shaping Tool.

Strip softboxes are often used as rim lights that effectively separate the subject from the background. They are also favored by product photographers requiring a long and narrow reflection with soft edges. In addition, they are a great asset when you are shooting in a confined area.