SMARTWOOL Men's Trekking Heavy Crew - Grey | Heavy Cushion | 70% Merino Wool 29% Nylon 1% Elastane

This trekking sock is ready to go far and, of course, feel good. Heavy full-cushioning provides shock absorption, offers insulation against the elements, and supports under weighty loads. An arch brace holds the sock in place and adds additional support to one of our most comfortable socks.
Benefits
Heavy Cushion - Heavy cushion for impact absorption and warmth
Features
Sock Height: Crew
Sizing clearly indicated on the sock
Flat knit toe seam for additional comfort
Elasticized arch brace for secure fit
Made in USA of Imported Yarn: 70% Merino Wool, 29% Nylon, 1% Elastane
Style: SW0SW131
Care
Machine Wash Warm, Wash Inside Out.
Do Not Bleach.
Tumble Dry Low.
Do Not Iron.
Do Not Dry Clean.
Men's Smartwool Socks Size Chart
Size
U.S. Men's Shoe Size
Euro Shoe Size
UK Shoe Size
Calf Circumference (Largest part of the calf)
S
3-5.5
34-37
2-4.5
11"-14.5" (18-26.5 cm)
M
6-8.5
38-41
5-7.5
12.5"-16.5" (32-41 cm)
L
9-11.5
42-45
8-10.5
14.5"-18" (37-45.5 cm)
XL
12-14.5
46-49
11-13.5
16"-23" (41-58 cm)
Women's Smartwool Socks Size Chart
Size
U.S. Women's Shoe Size
Euro Shoe Size
UK Shoe Size
Calf Circumference (Largest part of the calf)
S
4-6.5
34-37
2-4.5
11"-14.5" (18-26.5 cm)
M
7-9.5
38-41
5-7.5
12.5"-16.5" (32-41 cm)
L
10-12.5
42-45
8-10.5
14.5"-18" (37-45.5 cm)
XL
N/A
46-49
11-13.5
16"-23" (41-58 cm)
*Compression Socks and Calf Sleeves fit the same calf circumference as corresponding sock sizing.