Importer520 Protective Hard Plastic Rubberized Case Cover for Samsung Galaxy Prevail M820 Boost (Purple Heart Design) Brand New Product Protect and personalize your Samsung M820 Galaxy Prevail with this Rubberized Shield Hard Case. Provides protection by preventing scratches and its perfect fit make the Samsung M820 Galaxy Prevail looks as slim as if it has nothing on at all! Hard plastic reinforces the edges, sides and back of the Samsung M820 Galaxy Prevail to prolong the life of this case and your phone. Has precise cut-outs to allow full access to all features the Samsung M820 Galaxy Prevail has to offer.