The Best Cashmere Sweaters For Women Worth Buying In 2026 — What Doesn’t Pill
The cheap cashmere that pills within the first three months is the knitwear equivalent of jeans that stretch out by noon — a product that demonstrates its quality limitations in the first season of ownership. The pilling happens because the fibre is short-staple cashmere: short fibres break loose from the yarn and tangle into pills at the friction points (underarms, elbows, where bag straps contact the shoulder) in a timeline that reveals the quality tier purchased.
Long-staple cashmere — the fibre length specification that distinguishes quality cashmere from commodity cashmere — pills significantly less because the longer fibres are more securely held in the yarn structure. The visible pilling pattern of an expensive cashmere sweater after three years of regular wear looks better than the pilling pattern of a cheap cashmere sweater after three months.
What I Buy And Why
Johnstons of Elgin has manufactured cashmere in Elgin, Scotland since 1797. The continuity of this manufacturing history is not merely heritage marketing — it represents accumulated knowledge of cashmere processing that produces results observable in the finished garment.
The cashmere they use is long-staple from Inner Mongolia, processed in Scotland using water from the local river (which has specific mineral properties that affect the finishing). The resulting sweater has a weight and drape that I’ve noticed is different from other cashmere — a specific density and warmth that lighter cashmere doesn’t replicate.
After three winters of regular wear on the crewneck I bought from them, the pilling is confined to the underarm area and is modest rather than dramatic. The colour has maintained its depth. The shape is as it was when purchased.
At £350-420 for a crewneck, this is a genuine investment. The per-year cost over ten years of ownership — which is entirely achievable with appropriate care — works out to £35-42 per year of wearing something beautiful every day from October through March.
Price: £350-420
Available at: Johnstons of Elgin directly (johnstonsofelgin.com), Selfridges, Net-A-Porter
I want to include this because it answers a question that the cashmere conversation often avoids: what’s the right choice when you want quality knitwear without the cashmere investment?
Uniqlo’s Extra Fine Merino is not cashmere. It’s merino wool, processed finely enough that it doesn’t itch against bare skin. It has different properties — slightly more durable than cashmere, less insulating per weight, a slightly different hand. It is, for everyday wear where the knitwear is the top layer and practicality matters as much as luxury, the correct choice.
At £39.90, I buy multiple colours and wear them hard. They wash well, hold their shape, and the Extra Fine Merino specification means they don’t itch. This is what budget knitwear should look like — not cheap cashmere that disappoints, but quality merino at the right price for the material.
Price: £39.90
Available at: Uniqlo directly, in stores
Arket’s merino is a step up from Uniqlo in construction and colourway quality while remaining accessible. The GOTS certification covers both the organic fibre standard and the processing conditions. The turtleneck construction specifically is well-done — the ribbing is tight and consistent, the seam at the neck-to-body transition is clean, and the overall shape retention after washing is above what the price would predict.
Price: £89-110
Available at: Arket directly (arket.com), ASOS, in stores
Everlane’s cashmere is the place I’d direct someone who wants to try cashmere before committing to Johnstons pricing. The Grade-A specification is genuine — the fibre is longer than commodity cashmere and the pilling timeline is longer than cheap alternatives.
The honest limitation: it’s not Johnstons quality. After a season of regular wear, there’s more pilling than I’d see on the Scottish cashmere at the same point. The trade-off is a price approximately three times lower, which means the per-year cost comparison is closer than it appears.
Price: £100-140
Available at: Everlane directly (everlane.com)
How To Prevent Cashmere From Pilling
Hand wash or use the delicate cycle in a mesh bag — the mechanical action of a standard wash cycle accelerates fibre breakage. Lay flat to dry rather than tumble drying — heat and tumbling accelerate shrinkage and fibre stress. Store folded rather than hung — cashmere stretches under its own weight when hung for extended periods. Remove pills with a cashmere comb or fabric shaver — this doesn’t address the underlying cause but removes the visible evidence and improves appearance.
Conclusion
Cashmere is the category where buying quality once is more satisfying and ultimately more economical than buying cheap repeatedly. Johnstons of Elgin is the reference — the investment that produces genuine luxury for a decade of wearing. Uniqlo Extra Fine Merino is the correct alternative when the investment doesn’t make sense — quality merino is genuinely better than cheap cashmere at the same price. Arket bridges the gap at a quality level above Uniqlo. And Everlane is the accessible cashmere starting point for those who want cashmere without the Johnstons commitment. Whatever you choose, the fibre length is the specification that determines how long the sweater looks good — invest in that specification rather than in the brand name.