Yarn for Needle Size 4.00 mm

In this category of yarn for 4.00 mm needles, you will find a wide selection of yarn qualities – everything from wool yarn and cotton yarn to synthetic yarns.

Yarn for 4.00 mm needles provides a comfortable, light and even stitch definition, which is especially suitable for jumpers, cardigans, scarves and other projects with a bit of volume. You can also combine it with a thinner yarn to create exciting structure and more depth in your knitting.

See our full range of yarn here
See our large selection of patterns here

£ 2.35
2 reviews
5 reviews
5 reviews
0 reviews
0 reviews
19% Off
£ 2.40
£ 2.99
You save: £ 0.59
Offer expires 22/02/2026
0 reviews
1 reviews
19% Off
£ 3.85
£ 4.80
You save: £ 0.95
Offer expires 22/02/2026
2 reviews
0 reviews
0 reviews
0 reviews
Price from
£ 2.25
1 reviews
50% Off
£ 1.15
£ 2.30
You save: £ 1.15
Offer expires 31/01/2026
0 reviews
19% Off
£ 1.65
£ 2.05
You save: £ 0.40
Offer expires 22/02/2026
0 reviews
£ 3.25
0 reviews
£ 4.75
1 reviews
34% Off
£ 2.15
£ 3.30
You save: £ 1.15
Offer expires 31/01/2026
1 reviews
0 reviews
0 reviews
Hot
20% Off
£ 2.20
£ 2.75
You save: £ 0.55
Offer expires 22/02/2026
1 reviews