LineBoss PLA+ filament keeps the beginner-friendly printing behavior of PLA while adding improved toughness and durability. PLA+ uses impact modifiers such as special resins so prints can flex or bend slightly before breaking instead of snapping suddenly under stress. Key Features Improved strength and toughness compared with standard PLA Impact-modified formula can bend slightly before breaking Slightly higher heat resistance than standard PLA Easy, beginner-friendly printing with stronger layer bonding High precision and consistency Well sealed vacuum packing for moisture-free storage Vibrant colors Applications Durable prototypes Functional parts Cosplay parts Household prints Design models Everyday utility prints LineBoss support Start with a familiar PLA profile, then tune temperature and flow for your machine. Every LineBoss spool is selected for dependable everyday printing, sealed for transit, and backed by practical settings help from our Springfield, Missouri team.