Welcome to Jumper 1234, consciously created contemporary cashmere.

Our collections of cashmere jumpers, cashmere cardigans (and more!) are inspired by our genuine love of knitwear. Timeless pieces with our Jumper 1234 signature love of colour. Designed in London, born in Mongolia where the world’s best cashmere is made, since 2014.

Customer reviews
Wow - I am a convert, super soft, I mean SERIOUSLY soft. I literally never want to take it off.
— Gwen
It's my third Jumper 1234 jumper and I am loving them!
— Olive
Best customer service experience ever!
— Paola
Perfect in every way.
— Catherine

Smiley 50th Anniversary

Women's Cashmere

All NEW Menswear

Consciously Curated Cashmere

Jumper 1234 uses raw sustainably sourced cashmere, which is carefully refined to filter anything other than the purest fibres. Timeless 100% cashmere knitwear, designed and constructed with the future in mind.

Size Guide

Delivery + Returns

About us

Find out more about Jumper 1234, our sustainable cashmere, our support of the Mongolian herdsmen and meet the driving forces behind the brand, long term friends Jane & Denise.

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Come and say hi 👋🏿