The Proporta HP iPAQ rx4000 Alu-Leather Case is hand crafted to meet the exact specifications of your HP iPAQ rx4000. Featuring our trademark "Screen Saver System", which uses a sheet of rigid, lightweight aircraft grade Aluminium to line the Case, the Proporta HP iPAQ rx4000 Alu-Leather Case can even protect your precious device screen from crushing and impact shocks. Stylish and clever.