SET PACKAGE - You will receive 14 sponge pens in 2 different sizes to meet most of your artistic needs. This set of brushes is a useful addition to your art kit, ensuring you always have a tool at hand when inspiration strikes. PRACTICAL SIZES - This sketch rubbing sponge brush comes in 2 different sizes. The larger pen measures approximately 0.47 inches in tip diameter and 5.94 inches in total length, while the smaller pen has a tip diameter of about 0.24 inches and a total length of approximately 5.51 inches. For artists or students, these sizes offer greater creative flexibility. HIGH QUALITY - The sketching wipe pen is made of quality sponge, felt, and ABS. The black tip is made of sponge, and the white tip is crafted from felt, helping to smoothly blend different tones. The soft sponge tip is reusable, durable, and resistant to peeling, and is gentle on paper. The sturdy ABS shell is durable, comfortable to hold, and built to last, providing a pleasant user experience. DOUBLE HEADED DESIGN - This blending sponge pen features a practical double-headed design. The black tip on the larger pen is ideal for shadow and transition work, perfect for initial blending. The black tip on the smaller pen is designed for detailed work. The larger white tip is suitable for blending midtones into shadows or bright areas, enhancing the dynamics and visual appeal of your sketch. The white tip on the smaller pen can be used for detailed blending. WIDE APPLICATIONS - This blending sponge pen set is a practical tool for art enthusiasts and beginners. It allows for easy and convenient use with charcoal and crayons for corrections, blending, and coloring, helping to create smooth gradients and defined shadows in artwork. Suitable for a variety of applications, whether for art projects or handmade crafts. Material: ABS, Sponge, Felt Color: Black and White Package Contents: 14 x Sponge Pen Note: Light reflection and different displays may cause slight variations in the color shown in the image compared to the actual item. Measurement may vary by +/- 1-3 cm.