Flow Back Armour 428
The Adventure Spec Flow back armour is level 2 certified, lightweight, flexible and designed to provide protection without compromising comfort. It fits the back pocket of The Supershirt 2.0, The Gravel Jacket and other Adventure Spec jackets. This back armour protector is constructed from high performing, impact resistant Thermoplastic Vulcanizate. It features a honeycomb grid pattern that allows for increased airflow and breathability. It is moulded to follow the contours of your body and is extremely flexible. At just 16mm thickness this armour is certified to EN 1621-2:2014: LV2. Available in two sizes. Flow back armour size 428 fits jacket sizes S/M/L. Flow back armour size 450 fits jacket sizes XL/2XL/3XL. Weight (size 450) = 430g / 15.2oz.
Ready for The Supershirt
Flow Back Armour fits perfectly into the back pocket of The Supershirt 2.0 and The Gravel Jacket.
Full back coverage
Available in two sizes.
Flow Back Protector size 428 fits Supershirt 2.0 S/M/L.
Flow Back Protector size 450 fits Supershirt 2.0 XL/2XL/3XL.
Fits all 2025 CE jackets
The Flow Back Protector is sized to fit all Adventure Spec CE protective jackets manufactured from 2025 onwards.
Flow Back Protector size 428 fits jackets S/M/L.
Flow Back Protector size 450 fits jackets XL/2XL/3XL.
High performance
Level 2 certified impact protection - EN 1621-2:2014: LV2
Lightweight
At just 430g / 15.02oz (size 450), the back armour helps keep the overall weight of your jacket / armoured shirt to a minimum.
Strong
Features a molecular structure that strengthens on impact.
Breathable
Constructed in a honeycomb mesh pattern that allows for substantial airflow, helping to prevent sweaty back without compromising safety performance.
Thin
A slim 16mm offers impact protection without excessive bulk.
Maximum comfort
This armour is extremely flexible and designed to move with the shape of your body. The warmer you get, the softer it becomes.
Go for maximum coverage
Pair with Flow chest, elbow, shoulder, hip and knee armour for full CE protection.
Low profile
Protection without interrupting the way your gear looks.
Chris wears The Supershirt, Linesman Jacket and Pant, and Alpine Gloves.
Gravel Tough
See how our Flow Armour features in our lightweight adventure touring jacket & pant.
(Skip to minute 44 to hear Greg talk about the Flow armour)
Lightweight CE layers
We make lightweight outdoors gear for adventure motorcyclists.
