Thank you for viewing! I made a tetra pouch from Tyvek black hard material. Sides: 23 Approximately 23 x 23 x 23. Inner fabric: Ripstop black PP belt handle: 18.5 cm 20 cm zipper The inner ripstop fabric, zipper, and handle cord can be made in your favorite colors. See images 7, 8, and 9. More emphasis on appearance than practicality. Perfect for a quick stroll with your smartphone and wallet. Also suitable for storing valuables inside a tent, etc.