James C Brett Bubbalicious is a DK/Lightworsted wool that comes in a 100g ball. It is made from 100% Polyamide. This one is Black & the code is OU02. Each ball is a mix of Black & White wool, which when knitted up apart from being amazingly soft, it looks like it has bubbles. As a DK/Lightworsted wool, it is recommended that you use 4mm knitting needles/hook, but always check your pattern & tension first. Each ball measures approx 285m/310 yards. It is machine washable on a 30 wash.