BasePro 1/4 Zip

Size Guide
Sizing

Fortress Clothing Sizing Chart

We have developed easy-to-use sizing charts for each item please refer to them when you have selected the item or items that you are shopping for in the shopping tab.

How to Measure

Mittens (With an open hand, wrap measuring tape around largest knuckles. DO NOT include the thumb, THEN close hand to a fist and take the measurement.

HotSox (HotSox are sized by the exact measurement of the foot (in stocking or bare feet) from the
heel to the end of your longest toe. Select a size below based on the exact inches of your foot
on the measuring tape.
If you are between the size or right on a size, we suggest you go up to the next size for comfort.
(ie. your foot measures exactly 10 inches, go up to a 10.5 HotSox.)

Outer Shells (Choose same size as you would for a coat or jacket).

Sizing

Fortress Clothing Sizing Chart

We have developed easy-to-use sizing charts for each item please refer to them when you have selected the item or items that you are shopping for in the shopping tab.

How to Measure

Mittens (With an open hand, wrap measuring tape around largest knuckles. DO NOT include the thumb, THEN close hand to a fist and take the measurement.

HotSox (HotSox are sized by the exact measurement of the foot (in stocking or bare feet) from the
heel to the end of your longest toe. Select a size below based on the exact inches of your foot
on the measuring tape.
If you are between the size or right on a size, we suggest you go up to the next size for comfort.
(ie. your foot measures exactly 10 inches, go up to a 10.5 HotSox.)

Outer Shells (Choose same size as you would for a coat or jacket).

Size

Most Versatile Base-Layer in the world

Designed to be used ‘next-to-skin’ as a first layer

Comfortable between temps -5°F to 70°F with an uninsulated shell.

Wear with your favorite Outer shell, or wear as a combo layer with the shadow jacket, storm coat, or one of our hoodies for extra warmth

Works soaking wet or dry (As Seen On Shark Tank)

1-2 LAYER TECHNOLOGY *Guaranteed*. (Combine our technology in specific layers for all  conditions. 1-2 layers for all temps down to -50˚F)

Materials:
-94% Polyester / 6% Spandex 4 way Stretch 1 Sided Brushed Polyester

Features:

– Unrestrictive Full Range of Motion
– First Layer for All Activities

Features:

  • Maintains Warmth, Even When Wet! (AS SEEN ON SHARK TANK)
  • AERIS 250 Insulation Technology (¼” / 6mm of loft)
  • Reinforced Stitching
  • Unrestrictive Full Range of Motion
  • Light-weight, almost feels like nothing on at all
  • First Layer for All Activities
  • Reflective Fortress Logo at Front Left Chest and Center Back neck

Please Follow Sizing Chart As Closely As Possible:

Sizing on the Basepro 1/4" Medium's and Large's run small
(Please order a BasePro Crew neck or BasePro Crew neck 2022 for better sizing options)

LEARN MORE ABOUT THE BASEPRO TECHNOLOGY! https://youtu.be/n7i30v5tvzM

    Weight 18 oz
    Dimensions 12 × 12 × 3 in
    SIZE

    , , , , , 

    Customer Reviews

    Based on 31 reviews
    94%
    (29)
    6%
    (2)
    0%
    (0)
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    j
    jose melendez

    I am waiting for winter to test it

    R
    Rubia McLane

    BasePro 1/4 Zip

    K
    Kaylee Moore
    Amazing!!

    Wore my 1/4 base pro on a very cold motorcycle ride, and did not get cold at all. This is the best base layer out there! Diffidently recommend if your out in the cold. Also customer was great answered my email in like 15 minutes! Great company great products! Oh and the socks are awesome too!!

    H
    Holly Gustafson
    I’m going to be warm enough

    I haven’t worn these clothes in the cold yet. Yet, I have complete faith that I will be warm.

    S
    SAMUEL MELENDEZ
    I love it

    Customer service was amazing and fast to respond when i had a deficiency. I work in the mountains and this base layer kept me warm in about 40 degree temperatures and raining... HIGHLY RECOMMENDED.

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