Every Tracksmith chart below is verified against the brand's official sizing. Note that these numbers are garment measurements — taken from the Twilight Tee and Session Shorts, the reference fits — not body measurements.
Tracksmith fit — the short version
True to size for most, with no vanity sizing. Brighton base layers run small — go up one. Chart shows garment measurements for the Twilight Tee, the reference fit; Tracksmith sizes each style on its own chart, so check the Sizing and Fit tab on the product page for the exact piece.
True to size for most, with no vanity sizing; women's pieces run small next to Lululemon. Chart shows garment measurements for the Twilight Tee, the reference fit; Tracksmith sizes each style on its own chart, so check the Sizing and Fit tab on the product page for the exact piece.
Men's tops — Twilight Tee reference
XS — chest 35 in (88.9 cm), body length 25.75 in (65.4 cm), sleeve 8 in (20.3 cm)
S — chest 37.5 in (95.3 cm), body length 26.25 in (66.7 cm), sleeve 8.5 in (21.6 cm)
M — chest 40 in (101.6 cm), body length 27 in (68.6 cm), sleeve 9 in (22.9 cm)
L — chest 42.5 in (108 cm), body length 27.5 in (69.9 cm), sleeve 9.5 in (24.1 cm)
XL — chest 45 in (114.3 cm), body length 28.25 in (71.8 cm), sleeve 10 in (25.4 cm)
XXL — chest 47.5 in (120.7 cm), body length 28.75 in (73 cm), sleeve 10.5 in (26.7 cm)
Men's bottoms — Session Shorts reference
XS — natural waist 28–30 in (71.1–76.2 cm), hip 31–33 in (78.7–83.8 cm)
S — natural waist 29–31 in (73.7–78.7 cm), hip 34–36 in (86.4–91.4 cm)
M — natural waist 32–34 in (81.3–86.4 cm), hip 37–39 in (94–99.1 cm)
L — natural waist 35–37 in (88.9–94 cm), hip 40–42 in (101.6–106.7 cm)
XL — natural waist 38–40 in (96.5–101.6 cm), hip 43–45 in (109.2–114.3 cm)
XXL — natural waist 41–43 in (104.1–109.2 cm), hip 46–48 in (116.8–121.9 cm)
Women's tops — Twilight Tee reference
XS — chest 33 in (83.8 cm), front length 23.25 in (59.1 cm), back length 24.75 in (62.9 cm)
S — chest 35 in (88.9 cm), front length 24 in (61 cm), back length 25.5 in (64.8 cm)
M — chest 37 in (94 cm), front length 24.5 in (62.2 cm), back length 26 in (66 cm)
L — chest 39 in (99.1 cm), front length 25.25 in (64.1 cm), back length 26.5 in (67.3 cm)
XL — chest 41 in (104.1 cm), front length 25.75 in (65.4 cm), back length 26.75 in (67.9 cm)
Women's bottoms — Session Shorts reference
XS — natural waist 23–25 in (58.4–63.5 cm), hip 32–34 in (81.3–86.4 cm), dress size 00
S — natural waist 25–27 in (63.5–68.6 cm), hip 34–36 in (86.4–91.4 cm), dress size 0–2
M — natural waist 27–29 in (68.6–73.7 cm), hip 36–38 in (91.4–96.5 cm), dress size 4–6
L — natural waist 29–31 in (73.7–78.7 cm), hip 38–40 in (96.5–101.6 cm), dress size 8–10
XL — natural waist 31–33 in (78.7–83.8 cm), hip 40–42 in (101.6–106.7 cm), dress size 12
Socks
XS — fits men's US shoe 4–5.5, women's US shoe 6–7.5
S — fits men's US shoe 6–8, women's US shoe 8–10
M — fits men's US shoe 8.5–10, women's US shoe 10.5–12
L — fits men's US shoe 10.5–12, women's US shoe 12.5–14
Common questions
Does Tracksmith run true to size? True to size for most, with no vanity sizing. Two exceptions from the fit notes: Brighton base layers run small — go up one — and women's pieces run small next to Lululemon.
Are these body or garment measurements? Garment measurements, taken from the Twilight Tee and Session Shorts, the reference fits. Tracksmith sizes each style on its own chart, so check the Sizing and Fit tab on the product page for the exact piece.
These charts also live on every Tracksmith product page on enroute.run — look for the size-guide button.