Coco CR-580-H Ring Flash Adapter Rig for the Canon 580EX II External Flash on the EOS 1D, 1DS & 1V DSLR Cameras Price: $49.95 (as of 29/06/2019 12:52 PST- Details) & FREE Shipping.

Converts the Canon EOS 580EX II Shoe-Mount Flash to Professional Ring Flash
Provides Even, Soft Light
Doesn’t affect flash’s color temperature

Usually ships in 24 hours