This product is on offer. Add 5 balls to your baskets and a fifth will automatically be discounted until the offer has expired and whilst stocks last. Natura Just Cotton is a range of 100% combex cotton threads with a matt finish. The long regular fibres give it softness and strength with a quality that's a pleasure to work with. 50g balls (155m approx) 2.5-3.5mm needles/3mm hook.