KLASSÉ brass safety pins are a rust resistant fastener for sewing, quilting, and crafts when you want a dependable temporary hold with a secure clasp. This pack includes 35 pins in 38 mm (1 1/2") Size 2, giving extra length for thicker layers, basting, or grouping multiple fabric pieces during prep. Pin through seam allowances where possible and store closed when not in use for safer handling overall.