Amazon has BlackRapid Double Breathe Camera Harness, in regular and slim, for $114.71. Normal price is $134.95.
The harness is also available at B&H Photo and Adorama
Regular
https://www.amazon.com/BlackRapid…01
https://www.bhphotovide
https://www.adorama.com/br361003.html
Slim
https://www.amazon.com/BlackRapid…01
https://www.bhphotovide
https://www.adorama.com/br361004.html