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![Surf Vitals B Stack Boonie Hat - Black (D5532301_BLK) [F]](http://www.volcom.com/cdn/shop/products/D5532301_BLK_F_1188x1584_crop_center.jpg?v=1686194979)
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Back
Height
Neck
Across Shoulder
Chest
Sleeve length from center back neck
Bicep
X-Small
5'6" - 5'7"
167 - 170
14"
35½
16¾"
42
32" - 34"
81 - 86
30" - 31½"
75 - 80
11¾"
30
Small
5'8" - 5'10"
172 - 177
14" - 14½"
36 - 37
17½"
44
34" - 36"
86 - 91
32" - 33"
81 - 84
12½"
32
Medium
5'10" - 6'
177 - 185
15" - 15½"
38 - 39
18¼"
46
38" - 40"
96 - 101
33½" - 34½"
85 - 88
13¼"
34
Large
6' - 6'2"
180 - 188
16" - 16½"
40 - 42
19"
48
42" - 44"
106 - 111
35" - 36"
90 - 93
14"
36
X-Large
6'1" - 6'3"
183 - 190
17" - 17½"
43 - 44
19¾"
50
44" - 46"
112 - 117
36" - 37"
93 - 95
14¾"
38
XX-Large
6'1" - 6'3"
183 - 190
18" - 18½"
45 - 46
20½"
52
46" - 48"
117 - 122
36" - 37"
93 - 95
15½"
40