Scotch book tape 845, 4" x 540", 3" core, 1 roll excellent for repairing, reinforcing, protecting and covering bound edges and surfaces. Transparent, conformable and permanent. Unwinds easily. Ideal for use on books, magazines, pamphlets, record album jackets and more. larger quantity quotes available. Please call 1-888-978-7759. this product arrives to most customers in 2-3 business days.