Meritline offers the Kroo Pinn Series Universal 15.6" Notebook Case, model no. ND15PNG1-11744, for $29.99. Coupon code "MLCIP7NL1" drops it to $19.49. With free shipping, it's the lowest total price we could find by $6. It fits most laptops with screens of up to 15.6" and features a reinforced frame, cellphone pocket, elastic strap, and detachable shoulder strap. Coupon expires after 100 uses.