Helly Tech® Ski & Sailing Shell Jackets (Adult)
| CA Size |
Chest (in) |
Waist (in) |
Sleeve Length (in) |
| S |
37–39 |
31–33 |
33–34 |
| M |
40–42 |
34–36 |
34–35 |
| L |
43–45 |
37–39 |
35–36 |
| XL |
46–49 |
40–43 |
36–37 |
| XXL |
50–53 |
44–47 |
37–38 |
Lifa® Base Layer Tops (Adult)
| CA Size |
Chest (in) |
Neck (in) |
Sleeve Length (in) |
| S |
35–37 |
14.0–14.5 |
32–33 |
| M |
38–40 |
15.0–15.5 |
33–34 |
| L |
41–43 |
16.0–16.5 |
34–35 |
| XL |
44–47 |
17.0–17.5 |
35–36 |
| XXL |
48–51 |
18.0–18.5 |
36–37 |
Outdoor & Ski Pants (Adult)
| CA Size |
Waist (in) |
Hip (in) |
Inseam (in) |
| S |
29–31 |
35–37 |
31–32 |
| M |
32–34 |
38–40 |
32–33 |
| L |
35–37 |
41–43 |
33–34 |
| XL |
38–41 |
44–47 |
34–35 |
| XXL |
42–45 |
48–51 |
35–36 |
Youth Outdoor Apparel
| CA Youth Size |
Chest (in) |
Waist (in) |
Sleeve Length (in) |
| XS (8) |
27–29 |
24–26 |
25–26 |
| S (10) |
30–32 |
26–28 |
27–28 |
| M (12) |
33–35 |
28–30 |
29–30 |
| L (14) |
36–38 |
30–32 |
31–32 |
| XL (16) |
39–41 |
32–34 |
33–34 |
Kids & Adult Outdoor Boots
| CA Size |
Foot Length (in) |
Calf Circumference (in) |
Shaft Height (in) |
| Youth 4 |
8.2–8.4 |
10.0–10.5 |
8.5 |
| Youth 5 |
8.6–8.8 |
10.5–11.0 |
8.8 |
| 7 |
9.4–9.6 |
13.0–13.5 |
11.8 |
| 8 |
9.8–10.0 |
13.5–14.0 |
12.0 |
| 9 |
10.2–10.4 |
14.0–14.5 |
12.3 |
| 10 |
10.6–10.8 |
14.5–15.0 |
12.6 |
| 11 |
11.0–11.2 |
15.0–15.5 |
12.9 |
* All measurements are in inches. Measure over light base layers for accuracy.
* For ski, sailing and shell garments, we recommend sizing up if you wear thick Lifa® base layers underneath.
* Actual garment fit may vary slightly by style, Helly Tech® fabric stretch, and boot liner thickness.
