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The Truform Men's Socks Size Chart covering knee high and thigh high styles. Toggle inches/cm and tap any measurement to highlight your size — sizing data comes directly from Truform's published charts.

Truform Men's Socks Size Chart

Knee High & Thigh High

Tap any measurement below to see your full size details.

👆 Tap a value in the table to highlight your size.
Measurements
MeasureSmallMediumLargeX-Large
ankle circumference
calf circumference
mid-thigh circumference*
knee length
Small
ankle circumference 7" - 8¼"
calf circumference 11" - 14"
mid-thigh circumference* 15¾" - 24⅜"
knee length Up to 15"
Medium
ankle circumference 8⅜" - 9⅝"
calf circumference 13½" - 16"
mid-thigh circumference* 18⅛" - 27½"
knee length Up to 16"
Large
ankle circumference 9¾" - 11"
calf circumference 15½" - 18
mid-thigh circumference* 21¼" - 30¾"
knee length Up to 17"
X-Large
ankle circumference 11⅛" - 12⅜"
calf circumference 17½" - 20"
mid-thigh circumference* 23⅝" - 32"
knee length Up to 18"
    Need help choosing your size? Our Certified Fitters are standing by. Mon–Fri 8am–7pm CST
    📞 1-800-504-7315
    Between sizes? Size down for a firmer therapeutic fit, or up for easier donning. It should feel snug — like a firm, even hug.
    Wrong size? No problem. Easy exchanges — we’ll get you into the right fit.

    Measure first thing in the morning, before swelling, with a soft tape measure held level. Applies to: Knee High & Thigh High. Step-by-step Measuring Guide →

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