The Evergreen Scale Models 281 Strip Styrene H-column is a pack of 4 square-shaped polystyrene pieces, each measuring 0.5cm in height and 1.5mm in width. These modelling materials are perfect for creating intricate designs and structures in model building projects. Made in the United States, this product is ideal for hobbyists and enthusiasts who enjoy working with precision and attention to detail. With its durable construction and versatile use, the Evergreen Scale Models 281 Strip Styrene is a must-have for any modelling enthusiast.