Features: Achieve precisely fabric positioning with these 4mm round head sewing pins featuring anti slip glass heads and rustproof construction ithstand up to 120°C, featuring mixed color for instantly visibility during quilting, embroidery and fabric tailoring project. Color coded sewing positioning pins equipped with nickel plated steel pointed tip and safety rounded glass heads enables quick visual sorting while preventing fabric damage, complemented by portable storage case for organized work maintenance. Essential sewing tool for garment creators, ashion designers, sewing craft enthusiasts, parent, and professional tailors requiring quantity and durability, high visibility dressmaking pin for prolonged creative sewing craft project. Widely used for securing fabric drapes during dressmaking, fabric sewing project, patchwork, marking intricate pattern, upholstery work, jewelry decoration, wedding dress decoration, quilting frame while creating costume, home decoration textiles, or layered craft project. The combination of color differentiation, light weight plastic durability, and securely grip design makes these dressmaking pins ideal for multiple project use across sewing, craft. Specifications: Color: Mixed Color Temperature Resistant: 120°C Component: Glass; Nickel-Plated Steel Wire Size: Approx. 38mm/1.49in Weight: Approx. 85g Package Includes: 500Pcs Sewing Positioning Pin note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color