LulzBot Aromatic Coffee High Temperature PLA, 2.85 mm/500 g, Proto-Pasta Coffee PLA features two different finishes. Translucent when freshly Printed, or opaque when heat treated Anneal (heat-treat) your 3D Printed objects in an oven for stiffer, stronger parts that are able to withstand warmer environments Hot end temperature range: 225c - 230c (do NOT exceed 230c)