LulzBot nGen Amphora Filament, AM3300 Polymer, 0.75kg Reel, 2.85 mm, Silver Metallic nGen is stiffer than PLA filament, performs better when bridging gaps, has cleaner overhangs, and prints with very little warp Interlocking parts, models, figurines, and functional prototypes print well due to the low shrink rate and excellent layer adhesion When 3D printed your objects will be glossy, opaque, and bright Hot End Temperature: 225C