Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom Click or scroll to zoom Tap or pinch to zoom STM Dux Microsoft Surface Laptop 3 13.5In Ap Black by STM $119.96 $67.00 SKU STM-122-262M-01 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart The dux is a sleek and rugged case designed to work with the Surface Pen while protecting your new Microsoft Surface Laptop. Unique, transparent back panel allows your pristine device to shine through. Slim and lightweight, yet super protective.