The all new Levitator Lite is made from recycled materials. Primarily plastic water bottles. The fiber is called REPREVE® with Sorbtek™. DeFeet is moving it's line toward this special fiber in a big way, and the Levitator Lite was chosen to be the first major product release to feature it. This sock demonstrates cutting edge knitting technology at every angle. It is the thinnest and lightest sock DeFeet makes. It's 360 degree Aireator mesh weave leverages REPREVE® with Sorbtek™ even further. Try a pair and feel what massive airflow and incredible wicking materials can do for your feet and overall body comfort on and off the bike.