Practical design Thumb Tacks, with plastic and metal material, strong and sturdy. craft and unique shape, is to help and study a good helper. Not only for bulletin boards, maps, corkboards, photo walls, but also widely used for pin photos, scheduling, message notes, tagging, easy to use and remove. Features -Color:Assorted Color -Material:Plastic, Metal -Size:2.50X1.50X1.00cm/0.98X0.59X0.39in - Novelty and practical design thumb tack, with sturdy plastic and metal material, strong and practical. - craft and unique shape, is to help and study a good helper. - Not only for bulletin boards, maps, corkboards, photo walls, but also widely used for pin photos, scheduling, message notes, tagging, easy to use and remove. - Please be careful not to pin them to hard surfaces such as cement walls, hard brick walls, stone walls, etc., to avoid breakage. - These Thumb Tacks very convenient to use, which can fix the item with a light push, saving you time. No additional tools such as hammers are needed. Package list: Pushpins