James Brett Baby Marble DK Knitting Yarn Soft Double Knit Wool 100g Ball (Pink Blue & Lemon Mix - BM2) This baby marble double knitting wool is manufactured by James C Brett yarn merchants, famous for their beautiful yarns for hand and machine knitting. This wool is soft and gentle and comes in eye-catching and vibrant colours sure to compliment anyone who wears it. You will need a needle of size 4mm (UK8) (US6). Its stated tension is 22 stitches to 30 rows over 10 x 10cm. Its length measures 268m/293yds This is composed of 100% premium acrylic fabric and is machine washable at 40c, this wool should not be tumble dried or ironed. Please note all photographs are for illustrative purposes and shades may vary, all measurements are approximate.