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Ultragen is formulated with a 6 grams of Glutamine for its anabolic and anticatabolic properties
Affordable and incredibly durable
it’s nice to know your bike’s shouldering a bit of the load
We have carefully made a few improvements
Silicone Gel Injected
Defeet Aireator 6" Cuff Cycling Socks selle-italia Ultragen is formulated with aThe original DeFeet sock, the Aireator, has been consistently upgraded and remains the gold standard of cycling socks. Affordable and incredibly durable, Aireator's are the most popular cycling sock the world has ever known. Available in many different cuff heights and either single or double layer cuff, the foot of the sock is the same on all of them. The name Aireator comes from the Aireator mesh weave foot top. The first sock to incorporate this