Binocular Pack Size Guide

Spotting Scope Covers Size Guide

Product Knowledge and How-To Videos

Stories and Tips for the field

Sun Tech Hoodie Size Guide.

All measurements are in inches and reflect body measurements. If you are in between sizes, size up for comfort. Got questions? Email us at

US Size Chest Sleeve
XS 31-33 31-32
S 33-36 32-33
M 36-39 33-34
L 39-42 34-35
XL 42-45 35-36
2XL 45-48 36-37
3XL 48-51 36-37

How to Measure Yourself

Use the guide below with a fabric tape measure to find your measurements.

A: Chest -Measure circumference from the widest part around chest, about 1" down from armpit.

B: Sleeve -With arm slightly bent, measure from center back neck to shoulder, down arm to wrist bone.

Steven is 5'10", 175lbs., and wears a Medium.

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