Features: Achieve flawless hems effortlessly with a heat-resistant silicone hemmer featuring precise marking holes for straight and curved edges, designed for durability up to 230°C steam exposure in professional sewing applications. This flexible sewing aid combines dual-hole anti-slip technology with a silicone construction, enabling accurate fabric alignment in multiple directions during steam ironing or decorative stitching. Ideal for seamstresses and DIY enthusiasts seeking professional-grade edge finishing for garments, curtains, or quilting projects requiring millimeter-precise fold accuracy. Simplifies hemming adjustments on curved edges, delicate fabrics, or thick layers using a thermally stable ruler that grips securely during measurement and retains shape under repeated steam pressing. Enhances sewing efficiency with pre-marked guides that eliminate the need for tracing, ensuring consistent 1/4" or 1/2" folded hems across various fabric types. Specifications: Component: Silicone Size: Approx. 30x2.50cm / 11.81x0.98inch Size: Approx. 30x3cm / 11.81x1.18inch Color: Green, Gray, Black, Brown, Pink, Blue, Red Package Includes: 2pcs Silicone Hemming Guide (with a box of needle) Note: 1. Please allow 1-2cm measurement variation due to manual measuring. 2. Product color may slightly vary due to monitor display differences.