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Firstgear Size Chart


Firstgear Men's Jackets

View all Firstgear
Size Chest (in) Waist (in) Arm (in) Arm - Tall (in) 
SM 34 - 36 28 - 30 32.5 - 33
MD 38 - 40 32 - 34 33.5 - 34
LG 42 - 44 36 - 38 34.5 - 35 36 - 37.5
XL 46 - 48 40 - 42 35.5 - 36 37 - 37.5
2XL 50 - 52 44 - 46 36.5 - 37 38 - 38.5
3XL 54 - 56 48 - 50 37 - 37.5 38.5 - 39
4XL 58 - 60 52 - 54 37.5 - 38 39 - 39.5

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • A Arm (Neck to Wrist)
    Standing up straight with your arms at your sides, measure from the base of your neck at the center of your spine, along the top of your shoulder and down to your wrist bone, along the outside of the arm.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.

Firstgear Men's Pant Sizing

View all Firstgear
Size Waist (in) Inseam (in) Inseam - Tall (in) Inseam - Short (in)
30 30 31.5 - -
32 32 31.5 - -
34 34 32 34 30
36 36 32 34.5 30
38 38 32 34.5 30
40 40 32 35.5 30
42 42 33 35.5 30
44 44 33 - -
46 46 33 - -
48 48 33 - -

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

Firstgear Men's Heated Pant Liner Sizing

View all Firstgear
Size Waist (in)
SM 30-34
MD/LG 34-38
XL/2XL 40-46
3XL 48-52

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

Firstgear Glove Sizing

View all Firstgear
Size Hand (in)
SM 6.5 - 7
MD 7.5 - 8
LG 8.5 - 9
XL 9.5 - 10
2XL 10 - 12

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • HC Hand Circumference
    Wrap a cloth measuring tape around your hand behind the knuckles, not including the thumb, keeping the tape snug. Measure both left and right hands and use the larger of the two measurements.

Firstgear Women's Jacket Sizing

View all Firstgear
Size Dress Size (in) Bust (in) Waist (in) Hips (in)
SM 4 - 6 32 - 34 25 - 27 34.5 - 36.5
MD 8 - 10 34 - 36.5 27 - 29.5 37 - 39
LG 12 - 14 37 - 39.5 30 - 32.5 39.5 - 42
XL 16 - 18 40.5 - 43.5 33 - 35.5 42.5 - 45
2XL 20 - 22 44 - 46.5 36 - 38.5 45.5 - 48
3XL 24 - 26 47 - 49.5 39 - 41.5 48.5 - 51

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • D Dress Size
    What size dress do you wear?
  • B Bust
    Measure around the fullest part of the bust, keeping the tape parallel to the ground.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.
  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.

Firstgear Women's Pant Sizing

View all Firstgear
Size Waist (in) Hips (in) Inseam (in)
6 28.5 37.5 28.5
8 29.5 38.5 29.5
10 30.5 39.5 30.5
12 32 40.5 31.5
14 32.5 42 32.5
16 35 43.5 33.5
18 39 45 33.5

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • HP Hips
    Measure the circumference, from pelvic bone to pelvic bone, at the widest part of your hips below the waist.
  • I Inseam
    Measure from the highest point of your crotch down to your ankle, along your inner leg.
  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

Firstgear Women's Heated Pant Liner Sizing

View all Firstgear
Size Waist (in) Waist Stretched (in)
XS-SM 23-26 32-36
MD-LG 27-32 37-42
XL 33-36 43-45

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

Firstgear Unisex Base Layer Top Sizing

View all Firstgear
Size Chest (in)
SM 40
MD 42
LG 44
XL 46
2XL 48
3XL 50

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • C Chest
    Measure around the fullest part of your chest, under the armpits, keeping the measuring tape parallel to the ground.

Firstgear Unisex Base Layer Pant Sizing

View all Firstgear
Size Waist (in)
XS 25
SM 29
MD 32
LG 35
XL 39
2XL 43
3XL 47

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • W Waist
    Measure around your natural waistline, around the top of the hip bones, inline with the navel while keeping the measuring tape parallel to the ground.

Firstgear Unisex Heated Sock Sizing

View all Firstgear
Size (cm) Men's Shoe Size Women's Shoe Size
XS - 4-6
SM 6-8 7-9
MD 8-10 9-11
LG 10-13 11-13
XL 13-15  -

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure