The Barndoor are a very good way to contorl the light you want in Studio for your shot.The gels each have a holder provided that slides in and out quickly without bending the gels.The barndoor is the lighting needed for the fashion and product 's photo taken in the Studio.Professional Studio should have it.

Features:
Universal Mount
Diamter: 10cm x 8cm with thumbscrew lock, fits all compact AC monolights with diameter 3.86"
With Honycomb Grid
With 4 Color Gels (Red, Blue, Yellow, White)

Package Included:
1 x BarnDoor
1 x Honeycomb Grid
4 x Color Gels Filters (Red, Yellow, Blue, White)