PROFESSIONALGRADE AMERICANMADE Manufactured in the USA by an American small business Premium hard foam blocks not softsquishy foam designed for professional artists model makers and crafters Dense rigid material perfect for precision work VERSATILE DURABLE DESIGN Made from highdensity EPS Expanded Polystyrene foam the professionalgrade material commonly searched for as styrofoam blocks Can be sanded shaped and painted Waterbased paint and sealant safe Cuts cleanly with a hotwire knife for precise detailing PERFECT FOR PROFESSIONAL EDUCATIONAL PROJECTS Ideal for architectural models dioramas props sculptures and educational displays Creates clean precise bases for scale models railroad scenery and professional presentations Superior surface finish accepts detail work and various coatings PREMIUM SPECIFICATIONS Professional 1pound density foam ensures consistent quality throughout Single piece measures 11x17x7 inches Lightweight yet sturdy enough for permanent displays and handled projects Weather and moisture resistant withstands freezethaw cycles MULTIPLE APPLICATIONS Excellent for model making scenic design STEM projects theater props art installations and professional displays Perfect for wargaming scenery model railroad terrain hydroponics aquaponics rafts and specialized packaging Accepts adhesives well and holds detail Suitable for both precision crafting and larger projects including smallarea insulation