Rab Cirrus Flex Hooded Jacket - Black

Light and packable, the Cirrus Flex is the ultimate year-round synthetic insulation. Its versatile...

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The Rab Cirrus Flex Hooded Jacket - Black is designed for mountain adventurers seeking versatile, year-round insulation that performs exceptionally well in damp conditions. Its key benefit is providing excellent warmth-to-weight with superb freedom of movement, thanks to high-lofting PrimaLoft Silver RISE insulation and flexible fleece side panels. While offering a slim fit for layering and packability, some users might prefer a more relaxed cut.

All features

Age Groupadult
ColourBlack
GenderMale
MaterialPolyester
BrandRab

Extended Product Information

FAQs

Can I wear this jacket in the rain?

The Pertex Quantum shell provides water resistance and has a DWR finish, offering protection against light rain and snow. However, it is not fully waterproof; for heavy or prolonged rain, we recommend wearing a dedicated waterproof shell over it.

What season is this jacket best for?

The Cirrus Flex is designed for year-round versatility. It can be used as an outer layer in spring/fall or mild conditions, and as a highly effective mid-layer for insulation in colder winter months, making it suitable for a wide range of temperatures and activities.

How does synthetic insulation compare to down?

PrimaLoft Silver RISE synthetic insulation performs significantly better than down when wet, retaining its insulating properties even when damp. It's also typically more durable in moist conditions and quicker to dry. While down often offers a slightly better warmth-to-weight ratio in perfectly dry conditions, synthetic is preferred for its resilience and reliable damp-weather performance.

What activities is this jacket suitable for?

It is ideal for a broad range of outdoor activities including climbing, trekking, mountaineering, and general outdoor use. Its flexibility, breathability, and warmth-when-wet properties make it excellent for active pursuits where freedom of movement and variable conditions are key.

How do I choose the right size?

The jacket features a slim fit, designed to sit close to the body for efficient layering and packability. We recommend consulting Rab's official sizing chart for accurate measurements. If you plan on wearing very bulky layers underneath or prefer a more relaxed fit, consider sizing up.

Is this jacket made with sustainable materials?

Yes, the main fabric of the Rab Cirrus Flex Hooded Jacket is constructed with 100% recycled polyamide, and it features a fluorocarbon-free DWR finish, reflecting a commitment to environmentally conscious design.

Troubleshooting

Jacket doesn't feel warm enough.

Ensure proper layering underneath. The jacket is designed as an insulating layer; in very cold conditions, it requires a base layer and potentially a shell. Check if insulation is compressed; washing and tumble drying with dryer balls can help re-loft it.

Water isn't beading on the surface anymore.

The DWR (Durable Water Repellent) coating may need to be reactivated or reapplied. Wash the jacket with a technical cleaner and then apply a spray-on or wash-in DWR treatment specifically designed for technical outerwear, following the product's instructions.

Reduced mobility or tightness in side panels.

Ensure the jacket is the correct size for your body and intended layering. Over-layering *underneath* the slim-fit jacket can restrict movement. If the issue persists, check for any damage or excessive stretching in the fleece material that might affect its elasticity.

Pros and Cons

Pros

  • Excellent warmth-to-weight ratio.
  • Performs well in damp conditions (synthetic insulation).
  • High degree of mobility and flexibility due to fleece panels.
  • Highly packable and lightweight for travel.
  • Versatile for year-round use as outer or mid-layer.
  • Environmentally conscious materials (recycled polyamide, fluorocarbon-free DWR).

Cons

  • Slim fit may not be preferred by all users, especially for those desiring a more relaxed fit or heavy layering.
  • Info needed: Specific temperature rating for optimal performance.
  • Info needed: Long-term durability of the fleece side panels under heavy use.

Setup, Compatibility & Care

Setup: The Rab Cirrus Flex Hooded Jacket requires no special setup. It's ready to wear straight out of the package.

Compatibility: This jacket is designed for versatile use, fitting comfortably as an outer layer in mild conditions or as an insulating mid-layer beneath a waterproof shell. Its slim fit ensures minimal bulk for effective layering, and the under-helmet hood is specifically constructed to integrate seamlessly with climbing or cycling helmets.

Care: To maintain the performance and longevity of your jacket:

  • Washing: Machine wash cold on a gentle cycle with a technical wash specific for synthetic insulation. Close all zippers and fasteners before washing.
  • Drying: Tumble dry on low heat with dryer balls to help restore loft. Ensure the jacket is completely dry before storing.
  • Do Not Bleach or Iron: Avoid using bleach, fabric softeners, or ironing, as these can damage the fabric and insulation.
  • DWR Re-activation: Over time, the fluorocarbon-free DWR treatment may need to be refreshed. Use a spray-on or wash-in DWR product designed for technical outerwear, following the product's instructions.