Ricorumi is a yarn created specifically for making Amigurumi character knits, a popular crochet trend. In its 25g balls, this 100% cotton yarn is perfect for all your Amigurumi projects. A wide range of shades and designs are available to ensure you achieve the exact look you need. Ricorumi is a must-have for any Amigurumi enthusiast. This yarn is designed for crocheting or knitting. Brand: Rico Design. Collection: Ricorumi. Composition: 100% cotton. Recommended crochet hook size: 3 - 4. Each ball weighs 25g and has a length of 57.5m. A 10 x 10 cm sample is provided.