Box of 100 ultra-thin pins with murano glass head for fine and delicate fabrics. Their length allows a larger pinned. Their flexibility will pin down a large thickness of fabrics and calfs while keeping the precision of the marking required by assembly. The head in a real glass of Murano will allow you to better identify the location of your pins. The glass will not melt under the sole of the iron. In nickel -plated steel These pins will not oxidize. Longer: 36 mm.Dimer: 0.40 mm (the finest pins on the market!) Color: blue and orange glass.