Quick Summary
The Rab Filament Beanie is a black, one-size fleece beanie weighing 18 g. Its stretch fabric blend and alternating high- and low-loft fleece stripes are intended to support packability and airflow. The listed use is winter general use, including high-energy ascents.
Key Details
| Detail | Product information and buyer relevance |
|---|---|
| Colour and size | Black, one size. Check that one-size sizing suits your preferred fit. |
| Material | 94% recycled polyester and 6% elastane. |
| Weight | 18 g. |
| Fleece construction | Alternating stripes of high- and low-loft fleece support airflow and packability. |
| Listed use | Winter general use, including high-energy ascents. |
What to Compare Before Buying
Check the one-size fit against your preference, and consider whether the listed winter use matches your intended activity. The 18 g weight and stated fibre composition may also help when comparing beanies.
Before You Decide
Confirm the black colour, one-size format and stretch-fleece construction are right for you. The beanie weighs 18 g and uses a 94% recycled polyester, 6% elastane blend.






