BeGreen Whiteline Retractable Correction Tape 778522 is a practical writing and correction supply for offices, schools, reception areas and home workspaces. Ideal for clean, instant edits on forms, worksheets, invoices and everyday office documents without drying time. Product details: Retractable and refillable. 4 mm x 6 m. 88% recycled content. Key details include 4 mm x 6 m, 6 m.