SLS3 Sox Sizes
Sock Size	Calf Girth Inches	Men's Shoe Size	Women's Shoe Size
XS/S	11.5-13.5	N/A	6-8
S/M	12.5-15	7-9	8-10
M/L	13.5-16.5	9-11	10-12
L/XL	15-18	11-13	N/A

Sock Geek Says:

Note:  Select your size primarily by measuring the circumference of your calf at its widest point. Fine tune your fit by cross referencing that with your shoe size.

Non-cushion knee high compression sock that offers significant support to the Achilles tendon, tibia, calf, and ankle.  SLS3 technology delivers approximately 34% more oxygen to the muscles thus reducing fatigue and increasing endurance.  Anti-microbial properties in the fabric eliminate unnecessary foot odor keeping you fresh. 50 SPF for added protection for those long hours spent in the sun.  Worn regularly SLS3 Compression Sox will reduce post run soreness and increase recovery time.  Compression 20-30mmHg.

Note:  SLS3 uses polypropylene because it absorbs 300% less moisture than traditional nylon.

SLS3 Compression Sox Specs

Sock Fibers:

70% - Polypropylene
20% - Nylon
10% - Spandex

Made in the USA