Loopie slings are adjustable continuous loop slings that makes knotless rigging possible. The sling can be easily adjusted to fit with rigging hardware such as blocks and pulleys.
These tenex adjustable loopie slings are available in 3 sizes: 1/2" x 2-4 ft, 5/8" 2-6 ft., and 3/4" 2-8 ft. 5/8" loopie sling shown in picture.