CLOVER-Bamboo Notions Tracing Wheel with Serrated Edge. The Bamboo Notions Series is a select assortment of sewing and quilting tools that offer the natural warmth; versatility; and durability of bamboo; the fastest growing degradable plant that self-regenerates. The serrated edge of this Tracing Wheel is used for marking directly on fabric. Suitable for marking on lightweight as well as heavier weight fabrics. This package contains one Tracing Wheel with bamboo handle (measures approximately 5-3/4in). Caution: Sharp edge. Handle with care. Imported.