One of the newer dedolight additions, the DBD3, 8-leaf barn door is ribbed to cut nearly all reflection bouncing from of the inside of the door. Attach gels using integrated gel clips fastened to the doors. The triple leaves on each side door allow you to get more range from your shapes without having unwanted spill. It's the little details which separate good from phenomenal quality, and this is one of those details.
Any M size light heads -
- Classic DLH4, DLHM4-300
- Dedolight Neo
Try searching for "M Size" products to see other accessories to fit you light!