Description This thread is a new kind of textile material with eco-friendly. It could give out light continously at night over 12 hours after absorbing the visible light for 10-15 minutes. Therefore, it is widely used in developing new textile and exquisite products. To get a good glow effect, use thread liberally. The more thread you put in an area, the more glow you will get. Features - Color: Green.- Material: Polyester.- Size: 13 * 9 * 8cm(L * W * H).- Length: 3000 Yards.- Thickness: 150D/2.- Super bright and permanent glowing effect, meet the latest environmental standards.- For machine embroidery/ sewing, adding highlights to your project.- The sewing thread will glow continously in the dark for 4 to 6 hours after absorbing enough light for 2 to 3 hours.- It is a new kind of textile material with eco-friendly which is widely used in developing new textile products and exquisite products.- It features smooth, soft, which can be used for baby clothes, bags, knitted hat, shoelaces, phone straps, cross-stitch, sewing or etc.- Pls be noted that due to lighting effects and monitor's brightness/contrast settings, the color tone of the website's photo and the actual item could be slightly different.Packing list: 1 * 3000 Yards Spool Luminous Glow In The Dark Machine Embroidery Sewing Thread (Green)