Buy from Amazon : http://www.amazon.com/gp/product/B000FPM206?tag=wayofcats-20
Tamrac N17 Anti-Slip Camera Strap (Flash)
Tamracs N17 Anti-Slip Quick-Release Camera Strap is a lightweight strong camera strap with two full-length rubber tracks woven into the material to prevent it from slipping off of your shoulder
The quick-release buckles allow the camera to be removed for tripod or copy stand work and can be interchanged with all other Tamrac quick-release systems
Adjusts to 41 in length