All measurements are body measurements in inches. Merino has natural stretch — if you're between sizes, we recommend sizing up for a relaxed fit or down for a snug base-layer fit.
Women's Tops
| Size |
US |
Chest (in) |
Waist (in) |
| X-Small |
0–2 |
31–33 |
24–26 |
| Small |
4–6 |
33–35 |
26–28 |
| Medium |
8–10 |
35–37 |
28–30 |
| Large |
12–14 |
38–40 |
31–33 |
| X-Large |
16–18 |
41–43 |
34–36 |
| XX-Large |
20 |
44–46 |
37–39 |
Men's Tops
| Size |
Chest (in) |
Waist (in) |
| Small |
35–37 |
29–31 |
| Medium |
38–40 |
32–34 |
| Large |
41–43 |
35–37 |
| X-Large |
44–46 |
38–40 |
| XX-Large |
47–49 |
41–43 |
| 3X-Large |
50–52 |
44–46 |
Women's Bottoms (Leggings, Joggers, Sets)
| Size |
Waist (in) |
Hip (in) |
| X-Small |
24–26 |
34–36 |
| Small |
26–28 |
36–38 |
| Medium |
28–30 |
38–40 |
| Large |
31–33 |
41–43 |
| X-Large |
34–36 |
44–46 |
| XX-Large |
37–39 |
47–49 |
Men's Boxer Briefs
| Size |
Waist (in) |
| Small |
29–31 |
| Medium |
32–34 |
| Large |
35–37 |
| X-Large |
38–40 |
Kids
| Size |
Height (in) |
Chest (in) |
| 5-6Y |
43–48 |
24–25 |
| 7-8Y |
48–53 |
26–27 |
| 9-10Y |
53–57 |
28–29 |
| 11-12Y |
57–61 |
30–31 |
| 13-14Y |
61–65 |
32–33 |
Questions about fit? Contact us — we're happy to help you choose.