Atomic Size Chart

HELMET FITS

HELMET SIZE	HEAD CIRCUMFERENCE (CM)
XS	48-52
S	51-55
M	55-59
L	59 - 63
XL	63-65

BOOT FITS

NARROW FIT
Narrow fit boots have a forefoot width of 98 millimeters (boot size MP 26/26.5), and offer a lower volume fit overall. They've been developed for skiers with slim feet and anyone looking for a precise fit for direct power transmission.

MEDIUM FIT
A medium fit boot is a boot with a last width of 100 millimeters (boot size MP 26/26.5). These average lasted boots have a more relaxed fit through the midfoot and heel and fit most skiers perfectly.

WIDE FIT
Wide fit boots have a forefoot width of 102 millimeters (boot size MP 26/26.5). These higher volume boots are suited for skiers with broad feet and larger calves.

HAWX PRIME XTD BOOT

Euro	UK	US	Mondo
34.5 – 35	2.5 – 3	3.5 – 4	22 – 22.5
36 – 37	3.5 – 4	4.5 – 5	23 – 23.5
37.5 – 38	5 – 5.5	6 – 6.5	24 – 24.5
39 – 40	6 – 6.5	7 – 7.5	25 – 25.5
40.5 – 41	7 – 7.5	8 – 8.5	26 – 26.5
42 – 43	8 – 9	9 – 10	27 – 27.5
43.5 – 44	9.5 – 10	10.5 – 11	28 – 28.5
45 – 46	10.5 – 11	11.5 – 12	29 – 29.5
46.5 – 47	12 – 12.5	13 – 13.5	30 – 30.5
48 – 49.5	13 – 14.5	14 – 15.5	31 – 32.5