Alpha FL 20 Backpack Black

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Arc'Teryx + Alpha FL 20 Backpack Black - 4

Arc'Teryx

Alpha FL 20 Backpack Black

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Mountaineering backpacks - Unisex - Alpha FL 20 - Arc'teryx - 2026

£219.90

VAT and custom duties included

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Alpha FL 20 Backpack Black

£219.90

VAT and custom duties included

Home delivery from 05/06/2026

60 days to change your mind

No subject to promotional offers

Get £4.40 off your next order.

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Description

The Alpha FL 20 Backpack Black is a climbing and mountaineering backpack from the brand Arc'teryx with a volume of 24 litres.

Designed to withstand the most demanding conditions, this bag combines lightweight, ultra-resistant and Waterproof fabric thanks to technology AC² (Advanced Composite Construction) with watertight seams. Its thermoformed back panel and lightly padded shoulder straps ensure optimal support and lasting comfort during your climbs. The Alpha FL 20 Backpack is equipped with six front attachment points and an elastic compression system for carrying crampons, ice axes or a belay parka, as well as two specific loops for ice axes and an upper strap for a rope.

Practical, it has a secure internal pocket, an external pocket WaterTight™ with a key ring, and an expandable skirt to increase capacity. Its integrated RECCO® reflector facilitates rescue operations in emergencies. This sturdy, technical bag is the ideal companion for your mountain excursions, combining performance and reliability.

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Technical details

Waterproof

Overview

Brand

Arc'teryx

Warranty

Year

2026

Season

Spring

Gender

Unisex

Product details

Volume (litres)

Weight (g)

600

Technical details

Back type

Foam

Access to the bottom of the bag

Hydration system compatibility

Adjustable back

Built-in rain screen

Helmet holder

Ice axe holder

Yes

Ice axe holder backpack

Yes

Ski holder

Snowboard holder

Removable stomach strap

Yes

Aerated back system

Expandable volume

Performance

Use - hiking bag

Mountaineering

Use type

Mountaineering

Crampons compartment

Yes

Pole holder

Yes

Other features

- 24-litre weatherproof backpack designed for rock climbing, ice climbing, alpine climbing and summit ascents
- Lightweight, ultra-resistant and Waterproof fabric
- Thermoformed back panel providing support, structure and comfort
- Lightly padded, durable and comfortable thermoformed braces
- Pull-to-open/pull-to-close cord closure with strap tabs, compatible with gloves
- Secure internal pocket and external pocket WaterTight™ with key ring for small items
- Extendable skirt to increase capacity
- Six integrated front attachment points and elastic compression system for crampons, ice axes or belay parkas
- Two loops for ice axes and upper strap for rope
- Integrated RECCO® reflector to facilitate rescue in an emergency
- Technology AC² (Advanced Composite Construction) with watertight seams and high water resistance
- bluesign® certified

Dimensions : 57 × 27 × 18 cm

Composition :
- Main fabric: 86% Nylon, 14% polyarylate
- Secondary fabric: 100% Nylon
- 100% Polyurethane padding
- 100% Nylon lining