Filamentive rpetg recycled pet 175mm 3d printer filament 500g spools filamentive rpet red filamentive red pet 3d printer filament is referred to as rpetg because it is produced from recycled sources like plastic bottles as opposed to virgin alternatives but without compromising quality and technical parameterspet polyethylene terephthalate is an industrial strength plastic with several great features it is much stronger than pla and is typically used for making food containers and t