Material: The retractable pencil holder is made of a metal carabiner clip and silicone pen holder. The cord is constructed from steel wire to resist wear and tear. The silicone pen holder is strong and sturdy, securely holding pens to prevent loss. Size: The retractable keychain measures 5 x 1.6 inches (L x W) and features a durable 24-inch (60 cm) wire cord that retracts automatically and smoothly after the pencil is released. Easy to use: Attach the metal clip of the retractable lanyard to an apron or belt loop, then insert a marker, pen, pencil, or chalk into the rubber pen holder. Package includes: 4 x heavy-duty retractable keychains. Simple and practical design allows for convenient portability and immediate use without worrying about losing your writing tools. Multiple uses: The compact size makes the retractable pen holder suitable for holding pencil sharpeners, carpenter pencils, fine-tip pens, pencils, and markers. Ideal for surveyors, woodworking, construction, roofing, flooring, serving, and other applications. Color: Silver + black Material: Silica gel Package Contents: 4 x retractable keychain Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.