DURABLE METAL SAFETY PINS: this pack of safety pins are made of metal, which is not easy to break, hard and durable, and metal pins in good shape are good looking.100-PIECE SET OF SAFETY PINS: This set of 100 large safety pins are made of mixed color iron and are an essential staple of everyday life, whether for household, personal, professional or artistic use. Such pins are widely used in daily life, this small white pin can be used to organize our wedding dress or small skirt, can also be used to pin corsage, very invisible, generally can not be seen.A MULTIPURPOSE PACK: Ideal for your personal or professional craft project, these safety pins are light but very strong enough for crafts projects, jewelry making, or clothing sewing.EXCELLENT SAFETY: The needles are sharp and sturdy enough to pierce through heavy-weight fabrics while safety clasps keep the pins locked and cover the sharp end to protect your fingers from accidents.SIMPLE YET THOUGHTFUL GIFTS: Just the thing for your mom or grandma's quilting project, DIY tailoring, and hijab or saree decoration. The sharp needle easily pierces thin materials like fabrics, canvas, satin, linen and more.