PLA is a great material for early concept models because it is easy to use, office-friendly, and works great with breakaway supports which print faster and can be removed faster than dissolvable supports. PLA is a corn-based plastic and is considered biodegradable under industrial processes. For Tough Printing: The MakerBot Sketch Tough PLA Filament is engineered for durable, strong, and dimensionally accurate 3D printed prototypes and fixtures Twice the Strength: It has characteristics such as 2x the impact-strength of ABS and similar tensile and flexural strength properties Ideal Customers: MakerBot Sketch Tough Filament is the perfect choice for users interested in creating highly durable and measurably accurate prints on their 3D Printer Compatible Printers: It is compatible with Sketch and Sketch Large 3D Printers Weight: The filament weighs 2.2lb UPC 812510031852 Color Stone White Brand Name MakerBot Unit Count 35.27 Ounce Item Weight 2.2 Pounds Manufacturer MakerBot Model Number 375-0056A Item Diameter 1.75 Millimeters Material Type Tough PLA (Polylactic Acid) Additional Features Enhanced Durability and Strength Warranty Description 30 Days Manufacturer Part Number 375-0056A