Dritz Glass Head Pins are heat-resistant and can be ironed over without damaging fabric. These pins are designed to pierce through delicate fabrics and are great for machine piecing. Nickel-plated steel. Heat-resistant glass heads. Ultra-fine shaft Nickel-plated steel. Reusable plastic storage box with curved side for easy pin removal. Size 22 (1-3/8 in) 34 mm. Nickel-Plated steel Glass Head Pins, 150 Ct. 
(Item number D172)