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Size Guides

Size Chart, Measuring and Fit Guide

First Ascent apparel is technically designed to provide you with the best fit for comfort and performance. It is very important to wear a correctly size product for your body size to ensure maximum comfort. Please read through our measuring guide and see appropriate size charts below for your product.

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First Ascent Ladies

Size & Fit Guide

Size chart
Size
XS
S
M
L
XL
2XL
Chest
78-84
84-90
90-98
98-106
106-114
114-120
Waist
60-66
66-72
72-80
80-88
88-96
96-104
Hip
84-90
90-96
96-104
104-112
112-120
120-128
Sleeve over arm
72
74
76
78
80
82
Fit guide

See which fit matches this product

Each of our products are designed and shaped specifically for its intended use.As our products are technically designed, it is very important that the product fits you accordingly. We categorise our products into four general fit types.

Athletic Fit

Conforms to the body’s contours.

Slim Fit

Closer-fitting. Slim-fitting technical garments may be worn over baselayers and light midlayers.

Regular Fit

Neither slim nor oversized. Regular-fitting technical garments may be worn over heavier midlayers.

Relaxed Fit

Drapes loosely on the body and can be worn over other layers

Expedition Fit

A very loose fit that is designed to be worn over insulating jackets and baselayers.

How to measure
A CHEST

Measure around the fullest part, across chest points, keeping the tape horizontal.

SLEEVE

With elbow bent, measure from the center (back) of neck to elbow and down to wrist.

WAIST

Measure around the narrowest part (typically the small of your back and where your body bends side to side), keeping the tape horizontal.

HIP

Measure around the fullest part of your hips keeping the tape horizontal.

LEG IN-SEAM

Measure from the crotch to bottom of the leg.

First Ascent Men's

Size & Fit Guide

Size chart
Size
XS
S
M
L
XL
2XL
3XL
4XL
5XL
Chest
84-90
90-96
96-104
104-112
112-120
122-130
132-140
142-150
152-160
Waist
69-75
75-81
81-89
89-97
97-105
107-115
117-125
127-135
137-145
Hip
84-90
90-96
96-104
104-112
112-120
122-130
132-140
142-150
152-160
Sleeve over arm
76
78
80
82
84
86.5
89
91.5
94
Fit guide

See which fit matches this product

Each of our products are designed and shaped specifically for its intended use.As our products are technically designed, it is very important that the product fits you accordingly. We categorise our products into four general fit types.

Athletic Fit

Conforms to the body’s contours.

Slim Fit

Closer-fitting. Slim-fitting technical garments may be worn over baselayers and light midlayers.

Regular Fit

Neither slim nor oversized. Regular-fitting technical garments may be worn over heavier midlayers.

Relaxed Fit

Drapes loosely on the body and can be worn over other layers

Expedition Fit

A very loose fit that is designed to be worn over insulating jackets and baselayers.

How to measure
A CHEST

Measure around the fullest part, across chest points, keeping the tape horizontal.

SLEEVE

With elbow bent, measure from the center (back) of neck to elbow and down to wrist.

WAIST

Measure around the narrowest part (typically the small of your back and where your body bends side to side), keeping the tape horizontal.

HIP

Measure around the fullest part of your hips keeping the tape horizontal.

LEG IN-SEAM

Measure from the crotch to bottom of the leg.

First Ascent Gloves

Size Guide

Size chart
Size
XS
S
M
L
XL
Hand Length (cm)
13-15
16-17
18-19
20-21
22-23
Unisex Circumference (cm)
18-19
20-22
23-24
25-26
Ladies Circumference (cm)
14-15
16-18
19-21
21-23
How to measure
MEASURING GUIDE

TIP: Don't have a measuring tape? Wrap a piece of string around your knuckles, and then measure the string with a regular ruler.

A - Hand length measurement

With your hand open, measure from the tip of your middle finger, down to the crease at the base of your palm.

B - Palm circumference

With your hand open, measure around the knuckles.

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