Precision Hemming Made Easy: Features laser-cut marking holes at exact intervals (1 or 4" or 5 or 8" for imperial) for perfect fold measurements every time. The width ensures consistent, professional-quality hems on all fabric types from delicate chiffon to heavy denim. Unmatched Heat Resistance: Made from industrial-grade silicone that withstands iron temperatures up to 230C without damage. Stays cool to the touch immediately after pressing and won't stick to or scorch fabrics like traditional metal guides. Perfect for all iron types including steam models. This one will curve in either direction, and even both at once - think shirt tails. You can use the holes to mark your position with a chalk or iron-off pen Flexible Yet Stable Design: The provides stability during use while the flexible material effortlessly follows both straight edges and dramatic curves. Non-slip surface grips fabric securely when pinned, and works perfectly with tailor's hams for complex curved seams. Ergonomic andamp User-Friendly Design: The lightweight yet sturdy construction reduces hand fatigue during extended sewing sessions. Rounded edges prevent fabric snagging, while the smooth surface allows effortless fabric sliding when adjusting position. The flexible material can even be rolled for compact storage in your sewing kit.