Oxford Plastic Index The tear-resistant material makes the index almost indestructible under normal use A4 XL indexes are extra wide and are therefore ideal for organising brochure covers, because the standard indexes cover punched documents, but not document sleeves Product details: Oxford index "Strong Line" A4 XL (242 x 297 mm), extra wide Numbers, 1 - 31, 31 pieces. Made from tear-resistant, sturdy 0.12 mm PP film Index sheets and tabs, dyed through, 6 colours. Writeable and printable cover sheet (tip: cover sheet label). Box of 25 .