Each ball contains 100g of yarn that is perfect for a wide range of knitting projects. Can be machine washed at 40°. Fantastic value premium acrylic knitting wool. Soft and cosy and available in a large number of shades, there's sure to be one to appeal to all tastes. Knits to DK patterns. Made from 100% Acrylic. Each 100g ball includes approximately 298 metres of yarn. Recommended needle size is 3.25 - 4mm. Recommended tension is 22 stiches by 27 rows on a 10cm square. Please note that orders of 3 balls or less may be sent vacuum packed to fit through your letter box. Just open the packet and shake the wool to restore it to its normal size.