Bobbel cotton of the Woolly Hugs brand from Pro Lana colour change gradient yarn, 4ply (four colours combined) 200g per bobbel (basic price 8,95 Euro / 100g) colours: purple + pink + lilac + rose running length: 200g = approx. 800m One bobbel extends for example for a large triangle scarf.

https://www.etsy.com/listing/540092321/895-euro100g-gradient-yarn-200g-colour?ref=yr_purchases