Karst - A5 Hardcover Sketchbook
Material: Cover: Black waterproof hardcover. Inside pages: Karst Stone paper recycled calcium carbonate / 200-micron thick paper (equivalent to 240gsm) . All materials 100% recyclable.
5.8” x 8.3”
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Recyclable & tree-free
Stone paper is infinitely recyclable, made from repurposed Calcium carbonate construction waste. The process eliminates the use of water in production.
Friction-free writing
No grain direction, no bleed through, Stone paper is smoother than anything you’ve ever written on. Completely friction-free, pens & pencils glide across the page.
Waterproof & tear-resistant
Calcium carbonate is the base of superhydrophobic coatings. Stone paper is completely waterproof, and tear-resistant with its unique chemical structure.
60% lower carbon footprint
Stone paper has a 60% smaller carbon footprint than traditional wood-pulp paper. A sheet of traditional A5 paper uses about 2.5 gallons of water.