Features: colored plastic thumb tacks with secure 'I shape' designs offer strong hold and visual organization for note, photo, and documents on bulletin boards. Crafted from plastic, these I shape push pins feature round flat head ergonomic shape for easy insertion and come in clear compartmentalized storage case. Suitable for office professional, teachers, and home organizers needs multifunctional bulletin board pins to categorize memos, schedules, and artwork. Transform cubicle wall, classroom corkboards, or craft room displays by securely mounting pushpin without damaging surfaces. Package comes with 400pieces I shape push pins decorative thumbtacks enables creative wall arrangements while maintaining office supplies neatly sorted in its portable plastic container. Specifications: Component: Plastic; Metal Color: Colorful, Clear, Clear Colored Push Pin Size: Approx. 22.8mm/0.9in Weight: Approx. 200g Package Includes: 400Pieces I-shaped Push Pins note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color