This is a very compact kit, in a folded form all fit in the breast pocket of the shirt. In a few seconds you can install the holder and gels on the flash in any weather conditions.
The holder is securely fastened with a silicone rubber band.
Plastic material (very strong and non-light refracting)
Only a half of standard filter is needed (7 cm)
Easy and fast change of a filter in the filter holder
Does not scratch or crimp your filters
Does not fuse and heat up from flash with full power of the speedlight
Convenient mounting / dismounting of the holder
Does not scratch the body of the speedlight