Crafted with a sleek and ergonomic design, this straight ruling pen offers comfort during extended use. The durable construction ensures longevity, while the adjustable mechanism provides flexibility for various artistic techniques. suitable for creating fluid lines, it enhances the accuracy and quality of your creative projects. Features -Color:Multi -Material:Plastic, stainless steel -Size:14.70X1.00X1.00cm/5.78X0.39X0.39in (Size XL) -Size:13.50X1.00X1.00cm/5.31X0.39X0.39in (Size L) -Size:13.00X1.00X1.00cm/5.11X0.39X0.39in (Size M) -Size:12.50X1.00X1.00cm/4.91X0.39X0.39in (Size S) -Adjustable line thickness: features adjustable line thickness to cater to different artistic requirements, boosting your drawing productivity -Accurate line drawing: provides accurate straight line drawing, eliminating the difficulty of hand drawing straight lines and enhancing the quality of your work -Consistent ink : minimizing ink interruptions and ensuring a tidy drawing surface -Multipurpose application: ideal for use in manga, illustrations, architectural designs, and various other scenarios, encouraging endless creativity -Performance: constructed with durable materials, ensuring performance and reducing the need for frequent replacements Package list: 40 x Straight pen