Specifications:

Upgrade thickened material [20 pages and 1 White]]

Upgrade thickened material [30 pages and 1 White]]

Upgrade thickened material [40 pages and 1 White]]

Upgrade thick material [60 pages White 1]]

Upgrade thick material [80 pages White 1]]

Upgrade thickened material [100 Pages White 1]]

Cost-effective [20 pages and 2 white]]

Cost-effective [2 white pages on 30 pages]]

Cost-effective [40 pages, 2 White]]

Cost-effective [60 pages and 2 white]]

Cost-effective [80 pages and 2 white]]

Cost-effective [2 white pages on 100 pages]]

Material upgrade/thicker and more durable [20 pages White 5]]

Material upgrade/thicker and more durable [30 pages and 5 White]]

Material upgrade/thicker and more durable [40 pages White 5]]

Material upgrade/thicker and more durable [60 pages White 5]]

Material upgrade/thicker and more durable [80 pages White 5]]

Material upgrade/thicker and more durable [100 Pages White 5]]