• Premium quality 37mm curved safety pins by Hemline, specifically engineered for quilting and basting. • Manufactured from high-carbon steel for exceptional strength; these pins resist bending even when passing through thick quilt sandwiches, wadding, and backing fabrics. • Features a precision-curved design that glides effortlessly up and through fabric layers at the perfect angle, significantly reducing fabric shifting. • Finished with a smooth nickel plating to protect your delicate fabrics from rust, catching, or staining. • Exceptionally sharp points ensure clean penetration without tearing threads or leaving blunt entry holes. • Supplied fresh from the trade pack.