Swiftwick Aspire Quarter Crew Socks - 4", Black, X-Large Wrenches-Flat 180088-Q0-L

180088-Q0-L

both pieces used together have 20mm height

178625-Q0-L

Manufacturer Part Number: CK21-000SQ150-GD

- The Riser Crown Race offers 5mm or 10mm of added height compared to a traditional crown race

Swiftwick Aspire Quarter Crew Socks - 4", Black, X-Large Wrenches-Flat 180088-Q0-LThe Aspire offers a thin, breathable feel and firm compression for enduring performance on runs, rides, and more. Engineered with moisture wicking fibers, it keeps feet and ankles dry, secure, and supported. Engineered with an ultra thin profile to deliver unparalleled fit & feel Signature Olefin fibers wick moisture, keeping your feet cool, dry, and blister free Grips the contours of your feet to support the arch and help reduce fatigue 53% Nylon 39%