Made of premium rubber material, small size, lightweight and durable for long time use. Half round shape handle on the pin back is designed for easy grasp. Heart shaped design makes it more attractive. Perfect for uniform, badges, name tags, brooch, tie tack lapel. Also can used for jewelry making and DIY craft projects. Features -Color: Pink. -Material: Rubber. -Size: Approx. 1.8 x 1.8 x 0.2 cm / 0.71 x 0.71 x 0.08 inch. - rubber, these rubber pin back provides good grip of pin, keep it stay in place. - Use for lapel pins, tie tacks, citation bars, service bars and jewelry, good for jewelry making and DIY craft projects. - Heart shaped design makes it more attractive. - The pin back is tight and they are not easy to fall off. - Light weight and portable, easy to carry and storage. Package list: Pin Backs