Delta™ Vest Safety Harness, Back D Ring, Universal Size no checkout stops sub micron particles better than stops sub micron particles better than reusable garments Serged seams Finer texture for richer color and more visible marks Smooth marking formula for fast marking on any surface Made in USA Automatic stand up back D ring enables efficient dorsal connections Integrated suspension trauma straps included on most models Impact indicators provide ease of inspection for webbing integrity Revolving torso adjuster buckles available on select models Equipped with auto resetting lanyard keepers for fast and easy parking of snap hooks and carabiners