We can do A4 (210X297mm), 8.5X11, 210X285mm, A5 (210X145mm), 5.5X8.5 or custom your size .If you donot know very well about how to select paper stock, pls contact our sales at sale@lxpack.com  We will give you best advice for you reference.

Different countries follow a different standard printing size for products,this is main country the most popular printing product sizes,thanks.

USA/Canada/Australia/NZ Popluar Size

Standard Book Sizes: 8.5” x 11”,6” x 9”,8” x 10”,5.5” x 8.5”  
Standard Catalog, Magazine and Booklet Sizes: 8.5” x 11”,5.5” x 8.5”
Standard Calendar Sizes: 8.5” x 11”,12” x 12”
Standard Poster Sizes: 36” x 48”,24” x 36”,18” x 24”,12” x 18”
Standard Presentation Folder Size:   9” x 12”

European/Australian/NZ Popluar Size

Standard Book Sizes: 210mm x 297mm, 152mm x 230mm, 148mm x 210mm

Standard Catalog, Magazine and Brochure Sizes: 210mm x 297mm, 148mm x 210mm
Standard Calendar Sizes: 297mm x 210mm, 300mm x 300mm
Standard Poster Sizes: 610mm x 900mm, 450mm x 600mm, 297mm x 420mm
Standard Presentation Folder Size: 230mm x 310mm

Chinese Poluar Popluar Size

Standard Book Sizes:  210mm x 285mm, 170mm x 240mm, 142mm x 210mm
Standard Catalog, Magazine and Brochure Sizes: 210mm x 285mm, 142mm x 210mm
Standard Calendar Sizes: 297mm x 210mm, 420mm x 297mm, 300mm x 300mm
Standard Poster Sizes: 870mm x 570mm, 570mm x 420mm, 420mm x 285mm
Standard Presentation Folder Size:   225mm x 300mm

To match different printing product sizes, Chinese paper manufacturers produce 3 kinds of paper sizes. They are 787mm x 1092mm, 889mm x 1194mm, 890mm x 1250mm. These paper sizes can match all product and it is cost-effective.