Designed with durability in mind, much of the cast aluminum frames are solid (not extruded) making them heavier and stronger than many other sling collections. Available in a broad selection of powder coat finishes. UV stabilization and longevity in the outdoor elements. Hauser sling products are stretched and inserted into a specially developed extrusion with the use of a nylon cord to secure them in place. The sling is then attached to the frame using nylon washers and stainless steel bolts.