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Cosy Layers

Knitwear Guide: Wool, Cotton, Cashmere and Blends

Published October 14, 2026 by the WardrobeEdit team

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Knitwear Guide: Wool, Cotton, Cashmere and Blends

The fibre in a sweater affects how warm it is, how it feels on your skin and how much care it needs. Here is a plain guide to the most common materials.

Wool and wool blends

Warm and breathable. Some people find wool itchy; look for finer, softer wool or blends. Check care instructions, as some wool needs gentle washing.

Cotton and acrylic

Cotton knits are lighter and easier to wash. Acrylic is affordable and warm but can pill more easily and feel less breathable.

Cashmere and premium fibres

How to keep knitwear nice

Wash less often, use a gentle cycle or hand wash if the label recommends it, and dry flat. Use a fabric shaver to remove pilling if it appears.

Fibres in short

Wool is warm and breathable but can feel scratchy to some. Cotton is soft and easy to care for. Blends often combine softness with durability. Check the label for the percentage of each fibre.

Preventing pilling

Pilling is common with soft knits. Turn knitwear inside out before washing, avoid rubbing against rough bags, and remove bobbles with a fabric shaver rather than pulling them.

Storing knitwear

Fold sweaters instead of hanging them, since hangers can stretch the shoulders. Keep them clean and dry between seasons.

Where to look

Prices and availability change. Check the product page for current details. Photos are for illustration only; the product on Amazon may look slightly different. As an Amazon Associate I earn from qualifying purchases.

Crew neck sweater

Crew neck sweater

A reliable cool-weather staple.

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Turtleneck sweater

Turtleneck sweater

Layers well under a jacket.

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Cotton knit sweater

Cotton knit sweater

Lighter and easy to wash.

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Fabric shaver

Fabric shaver

Helps remove pilling.

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