Postal Approved.  Lightweight Blue Crew Sock - Large

ize L (sock size 10-13)  From Wrightsock comes the light weight, Cool-Mesh II, thinnest fiber for maximum dryness with a stabilizer zone knitted into each. Wright-socks also bring the Revolutionary Double Layer Anti-Blister Sock! The Double Layer technology moves moisture away from the foot and absorbs friction and foot shear, leaving the foot in the healthiest environment possible.