Synthetic Fleece Pullover
450g brushed polyester fleece
Brushed fleece is the worst microfibre shedder in the wardrobe — up to a gram of fibre can leave a single jacket in one wash cycle, straight through treatment plants into rivers.

Material breakdown
3 components- Brushed polyester fleece440g
- Polyester rib trim8g
- Care label2g
Production footprint
Per unitEstimated upstream manufacturing footprint per unit, based on resin LCA averages.
Lower-impact alternatives
- Wool jumperNatural fibre, warm, biodegradable, no shedding of plastic.0gplastic
- Recycled-PET fleece washed in a filter bagKeeps bottles out of landfill and traps most shed fibre.450gplastic
- Second-hand fleeceExtends a garment already in circulation.0gplastic
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References for this item
Peer-reviewed studies and institutional reports behind the figures above.
- Release of synthetic microplastic plastic fibres from domestic washing machines: Effects of fabric type and washing conditions ↗Napper, I. E. & Thompson, R. C. (2016) · Marine Pollution Bulletin, 112(1–2), 39–45
Shows acrylic sheds the most fibres per wash, ahead of polyester and poly-cotton. Source for our acrylic and fleece shedding claims.
- The contribution of washing processes of synthetic clothes to microplastic pollution ↗De Falco, F., Di Pace, E., Cocca, M. & Avella, M. (2019) · Scientific Reports, 9, 6633
Measures microfibre release per wash for polyester, polypropylene and polyamide garments — the basis for our shedding notes.
- Analysis of the polyester clothing value chain to identify key intervention points for sustainability ↗Palacios-Mateo, C., van der Meer, Y. & Seide, G. (2021) · Environmental Sciences Europe, 33(1), 2
Cradle-to-grave analysis of polyester garments: fibre production energy, dyeing and finishing impacts, and end-of-life fate. Primary basis for our polyester weights and energy figures.