SMARTWOOL Women's PhD Run Ultra Light Micro Socks $5.99/pair when you buy 4 pairs
EMS has the SMARTWOOL Women's PhD Run Ultra Light Micro Socks on clearance for $7.98/pair. This combines with the buy 3, get 1 free offer. Add 4 pairs to your cart, and total will be $23.94, or $5.99 each. Free Shipping. Size medium only is available. 2 colors currently in stock.