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.
B SLEEVE
With elbow bent, measure from the center (back) of neck to elbow and down to wrist.
C WAIST
Measure around the narrowest part (typically the small of your back and where your body bends side to side), keeping the tape horizontal.
D HIP
Measure around the fullest part of your hips keeping the tape horizontal.
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
Edpidition fit
A very loose fit that is designed to be worn over insulating jackets and baselayers.
A CHEST
Measure around the fullest part, across chest points, keeping the tape horizontal.
B SLEEVE
With elbow bent, measure from the center (back) of neck to elbow and down to wrist.
C WAIST
Measure around the narrowest part (typically the small of your back and where your body bends side to side), keeping the tape horizontal.
D HIP
Measure around the fullest part of your hips keeping the tape horizontal.
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
Edpidition fit
A very loose fit that is designed to be worn over insulating jackets and baselayers.
A CHEST
Measure around the fullest part, across chest points, keeping the tape horizontal.
B SLEEVE
With elbow bent, measure from the center (back) of neck to elbow and down to wrist.
C WAIST
Measure around the narrowest part (typically the small of your back and where your body bends side to side), keeping the tape horizontal.
D HIP
Measure around the fullest part of your hips keeping the tape horizontal.
E LEG IN-SEAM
Measure from the crotch to bottom of the leg.
Product information
The Men’s Thermo-Adaptive Jacket Featuring 37.5® — next-generation fleece engineered for maximum performance. 37.5® climate-control technology removes moisture vapor before sweat forms , regulating your microclimate for optimal comfort during any activity.
Best Use
Active, Athleisure, Expedition, Fitness, Hiking, Multi Day Hiking, Racing, Running, Trail running, Training
Features
37.5® particles remove moisture before sweat
Maintains optimal body microclimate
Soft waffle texture for lightweight warmth
Full front zip for easy wear
Mechanical stretch for freedom of movement
Wash Care
Wash similar colours together.
Machine Wash Only
Do Not Use Softener
30°C Cold Water Only
Do Not Bleach
Do Not Tumble Dry
Do Not Iron
Do Not Dry Clean
Full Specifications
More Information
Product Name
Men's Thermo-Adaptive Jacket Featuring 37.5®
SKU
FA3490
Price
R 1,299.00
Brand
First Ascent
Best Use
Active, Athleisure, Expedition, Fitness, Hiking, Multi Day Hiking, Racing, Running, Trail running, Training
Machine Wash Only 
Do Not Use Softener 
30°C Cold Water Only 
Do Not Bleach 
Do Not Tumble Dry 
Do Not Iron 
Do Not Dry Clean 
