These reliable stainless steel diaper pins feature locking plastic heads.. They work equally well fastening adult or youth cloth diapers. Extra strong, so they won't bend like baby pins. Each pack includes 4 diaper pins, and are available in four delightful colours: yellow, blue, pink, and white. Extra Strong Stainless Steel - most diaper pins are made from softer brass Locking Head 82mm long Strong 1.5mm wire