Swiftwick's original line of athletic compression socks utilizing Olefin polymer fiber
Half density weave for freedom of movement
Double density weave footbed - Swiftwick's thickest weave, breathable
Thin, channeled upper - low bulk design promotes airflow
Seamless toe construction eliminates bunching in the toe box
Highly abrasion resistant heel and toe
Compression design - improved blood flow and circulation
Y Heel contour - lateral anchor, moves with foot
High Achilles pad
Arch support
4'' Double Welt compression cuff - no slip performance helps keep sock in place
Lightweight 57g
49% Nylon, 46% Olefin, 5% Spandex
Olefin polymer fibers - durable, anti-microbial, moisture wicking

A managed compression performance sock for serious athletes, the Performance Twelve from Swiftwick offers soft, supportive comfort with great breathability. Swiftwick's first line to utilize the breathable durability and antimicrobial properties of Olefin polymer fibers in its fabric, the Performance line offers great support with less bulk and great freedom of movement. This comfortable over-the-calf sock features a breathable double density weave footbed for optimum cushioning. The sock's thin upper features built-in air channels to promote air flow and reduce bulk around the foot. The Performance Twelve features Swiftwick's signature 4'' Double Welt compression cuff, a design that helps provide compression and keeps the sock in place. A Y-Heel contour provides an anchor, ensuring the sock moves with the foot, while the half density weave delivers a sock that's easy to move in. Seamless toe construction eliminates bunching in the toe box. Made of a 49% Nylon, 46% Olefin, 5% Spandex blend, the Performance Twelve utilizes Olefin polymer fibers for great durability, moisture wicking, and anti-microbial performance. Color: Black.
Manufacturer style #: TA010ZZ.

Shoe Size Cross Reference
Sock Size	Men	Women	EU
M	6-9	7.5-10.5	38-43
L	10-13	11-14.5	43-47

Swiftwick Performance Twelve 12'' Compression Crew Socks - Black