The WEDO Dreikantmaßstab Architect 1 is a triangular architectural scale ruler 30 cm long, made of white plastic. It is designed for architectural drawing and measurement, featuring six common architectural scales (1:20, 1:25, 1:50, 1:75, 1:100, 1:125). It includes color-coded cavities (white, green, red) for quick identification and a large pre-marked scale for easy reading. Its construction is durable and lightweight, and it comes in a plastic tube/envelope.