Extended pen frames come with two types of pencil brackets: silicone pen holders and metal spring pens, offering practical solutions for various needs. Compatible with most pen types and sizes, including mechanical pencils, carpenter pencils, fountain pens, ballpoint pens, thick pens, markers, and large pens. The pen bracket is made of high-quality alloy, extending up to 35.43 inches (90 cm), ensuring durability and wide coverage. Its versatile size accommodates woodworking pencils, thin pens, ballpoint pens, standard pencils, and markers. Ideal for use in woodworking, nursing, medical, and office environments. Easy to use: attach the metal clip of the telescopic pen holder to a collar, apron, or belt loop, then insert your pen, marker, or pencil into the elastic rubber holder. Features automatic retraction—when the tension is released, the pen retracts securely. Color: silver. Material: alloy. Package includes: 4 x Telescopic pen holders. Note: Light reflection and display differences may cause slight color variations between the image and the actual item. Measurement allowance is +/- 1-3 cm.