Secure patterns and fabric layers quickly: thin pin ends pass through paper patterns and fabric smoothly so you can position pieces without shifting, making cutting and sewing more accurate. Large, readytouse quantity: 600 PCS per box gives you plenty of pins for multiple projects, replacements, and classroom or workshop use. Multiple colors help you sort, mark, and follow pattern lines at a glance. Compact, easytohandle design: 4mm straight pins are simple and unobtrusive. Their straight shape makes them easy to insert and remove, and the colored heads improve visibility so you can spot and grip pins while working. Practical everyday tool: lightweight and unobtrusive, these push pins help fix fabric temporarily during layout, basting, hemming, or pattern transfer without adding bulk. Key attributes: Function: pin patterns and fabric layers; hold pieces in place during cutting and sewing. Quantity: 600 pieces per box. Size: 4mm straight pins. Visibility and handling: multiple colored heads for easy observation and gripping. Use scenarios: Pattern layout: pin paper patterns to fabric for accurate cutting and transfer before sewing. Alterations and hemming: hold hems and seams in place while trying on or stitching to ensure straight, even results. Craft and small sewing projects: secure delicate layers for applique, small repairs, or detailed handsewing where precise placement matters. A practical, nofrills accessory designed to simplify everyday sewing and pattern work without taking up space in your kit.