From GitHub:

Use your favorite juicy pen or marker (without ghosting or bleeding) with this custom notebook that features ultra-thick 100 gsm paper. Pencils are cool, too.

• Made from thick 70 lb. / 100 gsm premium recycled paper
• 144 pages
• Dot grid pages
• Size: 5.25 inches (W) x 8.25 inches (H)

Made with 70 lb. / 100 gsm premium, recycled paper.

More info:

https://thegithubshop.com/products/1455318-00-denik-layflat-notebook

This item ships from Hack Club HQ in Vermont, USA!