About this item. 4 x 250g. These are not 1kg they are 250g each. 

• [Hot Features] 4 pretty translucent gradient colors, Season series - Spring, Summer, Autumn, Winter.
• [Packing] 250g x 4 spools, individually vacuum sealed with desiccant.
• [Dimensional Accuracy and Consistency] Diameter tolerance at +/-0.03mm. Strict control of diameter accuracy to guarantee a smooth printing.
• [Clog-free, Tangle-free, Bubble-free] Upgraded winding system to guarantee a tangle free and continuous printing, Adequate drying during manufacturing to guarantee a bubble free printing.