For its newsletter subscribers only, EverydaySource offers this Reusable Screen Protector and Leather Case for Barnes & Noble NOOK / NOOK Color for $17.99. Coupon code "S0509VCWF" cuts it to $3.99. With $3.12 for shipping, it's the lowest total price we could find by $2. The case is made of synthetic leather/suede and features an interior slip pocket for cash, passport, or other documents.