4 Degree™ Elite fit system uses two elastics for greater stretch and recovery to keep the sock in place
Patent pending ReliaWool™ technology in high impact areas provides longer lasting protection to keep feet comfortable
Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
Low profile and durable virtually seamless toe
1x1 ribbed welt
1x1 ribbed leg
13" overall height
50% Merino Wool, 46% Nylon, 4% Elastane
The PhD® Ultra Light Kneehigh adds the fun of a throwback tube sock to your run, but with all the benefits of modern, high-performance Merino, Smartwool's 4 Degree Elite Fit system, and a virtually seamless toe.
*Excludes electronics, nutrition , Addaday Biozoom, Air Relax, and Zwift. Excludes Brooks footwear, Hoka One One footwear, select Saucony footwear, and On Running.
*Valid on regular price apparel only. Excludes sale items, footwear, socks and accessories.
*Applies to all sales All Sale Priced items ordered online can be returned online for a refund. Sale-priced items returned in-store are only eligible for an exchange or in-store credit. All exchanges or returns must be made within 30 days of purchase. Savings are off our original price. Cannot be used for previously purchased product. Cannot be combined with any other promotional offer, coupon or discount. Subject to on-hand inventory availability. Product may not be exactly as shown. Selection may vary by store. Offer not valid on out of stock merchandise. While quantities last. Use of offer(s)/promotional code(s) is acceptance of these terms. Running Room reserves the right to cancel or modify offer(s) at any time.