The brand's unique, eco-friendly material is acid-free, bright white, and waterproof, making this notepad perfect for home or work offices. Karst's tree-free A4 notepads are made from high-quality, sustainable, and recyclable stone paper..

The brand's unique, eco-friendly material is acid-free, bright white, and waterproof, making this notepad perfect for home or work offices. Karst's tree-free A4 notepads are made from high-quality, sustainable, and recyclable stone paper..

Karst's tree-free A4 notepads are made from high-quality, sustainable, and recyclable stone paper.With a top-flip binding and perforated pages, this stationery is available lined and blank, with a premium look and feel.