15Pcs Sewing Thread Cutter Ring, Thread Cutter Malleable Plastic Reliable Knitting Supplies Line Finger Knife Cutting Tool Sewing Secant for Sewing Jewelry Making Tips The plastic material outside has good ductility, not easy to crack, and the most suitable finger circumference is 5.5cm-6cm. Multiple Use The sewing secant tool is suitable for a variety of processes including sewing, jewelry making, quilting, knitting and stitch. Special Design The line finger knife cutter ring has the built-in blade can help you easy to cut the line,also can be the decoration in your finger. Specification: Item Type: Thread Cutter Product Material: Plastic Product Specifications: 15 Product Use: Household Package List: 15 x Thread Cutter