Glow in the dark PLA is easily to change color for day and night. Series including White in day / Colorful at night, Colorful in day/Colorful in night.Monochrome and Rainbow, color is very bright and last longer in night compare to previous fomular. Rainbow luminous PLA with natural transition.It is compatible with a variety of 3D printers, making it convenient for any printing setup. The filament's consistent diameter and tolerance ensure smooth extrusion, allowing you to achieve precise and detailed prints effortlessly. Glow in the dark PLA can also be used for a variety of specialty applications, such as educational projects, scientific experiments, and novelty items. The glow-in-the-dark effect adds a fun and engaging element to these projects. We recommend printing at a nozzle temperature of 200-210°C, bed temperature of 50-65°C, printing speed of 50-100mm/s.To enhance the glowing effect, we recommend you to expose your print to full sunlight or UV light for a period of time.