
Here is a video from website of Occupational Health & Safety:

4Safe-CARGO CONTROL SYSTEMS: Cargo Tie Down and Lifting, Lashing, Tie Down Strap, Ratchet Tie Down, Ratchet Buckle, Web Sling, Round Sling, etc. 4Safe PERSONAL PROTECTIVE EQUIPMENT: Height Safety, Fall Arrest Protection, Safety Harness, Full Body Harness, Monutain Climb Harness, Safety Belt, Lanyard, etc.
4Safe supplies Full-Body Harness
2. Used in fall-arrest, rock-climbing, industrial rope access, etc.
We are OEM/ODM manufacturer, and approval of ISO 9001:2000 (quality system) and ISO/IEC 17025:2005(UL Laboratory).
4Safe for Your Safety!
Tel: 886-4-7988100#218
Fax: 886-4-7988110
E-mail: mavis@ppi-4safe.com