VICTORSTAR @ PLA 3D Pen Filament Refills 22 Colors 220 Meters (722ft) / 12Colors+5Colors Fluorescent+5Colors Glow in Dark/Diameter 1.75mm -10 Meters Each Roll/Plant Resin Material and No Odor 1. PLA filament is made of plant resin, there is no smell when 3D pen output works, it is better to kid's health. High impact strength, chemical stability, good electrical properties. 2. Total 22 bright colors including 11 General colors (Blue, orange, purple, yellow, grey, green, white, black, red, pink, gold) + 1 wood color + 5 fluorescent colors (orange, yellow, red, green, blue) + 5 glow in the dark (orange, yellow, red, green, blue). 3. It is compatible with 3D pens that use 1.75mm PLA filament, such as RP100B, RP600A, RP800A, V3, V5 4. High quality pure PLA material, high strength, low shrinkage, no bubbles or nasty surprises, the printing surface is smooth. 5. 30g / 10m each roll, total 660g and 220 meters.