This 3Doodler Pika3D Junior Filament Refills is a low-heat, BPA-free, and non-toxic material that allows you to unleash your creative side. Each package includes 10 vibrant colors including black, gray, white, pink, yellow, orange, red, blue, green, and mint. Each spool is 9.8' in length with a diameter of 2.5mm. This filament is fully certified for all standards including FCC, CE, CPSC, and EN71.