What's Different?	Nylon Web Slings	Polyester Web Slings
Selection	Larger selection in 1 and 2 ply. Available in 3 and 4 ply (higher capacities)	Smaller selection in 1 and 2 ply. Not available in 3 and 4 ply (higher capacities)
Surface	Fabric-type softness. Prevents scratching. Flexible.	Fabric-type softness. Prevents scratching. Flexible.
Resistability	Resistant to most chemicals. Not resistant to acids and bleaches.	Resistant to most chemicals. Not resistant to acids, aldehydes, ethers, and strong alkalis.
Abrasion and Cuts	Susceptible to cuts. Rubbing causes abrasion.	Slightly less susceptible to cuts due to build-in edge protection. Rubbing causes abrasion.
Stretch Under Load	Up to 10%	Up to 3%
Water Retention	More	Less