Made on shaped plastic block. Filled with silver-colored, self-flagging Acryliflo plastic bristles. Flagged filament is ideal for fine particles, dust and sawdust on smooth surfaces. 13" block with 8" long brush face. Made of sturdy foam plastic with bi-directional hanging hole and quality plastic fill. Overall length 13". Trim 2-1/2". Availability: Usually ships the next business day. 564000$6.50, 6/$29.55, 12/$56.00