for a case, I'd recommend this. it's not bulky, but does a great job of protecting your phone.

https://www.amazon.com/gp/aw/d/B01A9EH3F6/ref=mp_s_a_1_2?ie=UTF8&qid=1496499774&sr=8-2&pi=AC_SX236_SY340_FMwebp_QL65&keywords=tech+21+galaxy+S7+gel+case&dpPl=1&dpID=41X8jjIHodL&ref=plSrch

Zagg InvisibleShield has a lifetime (of the phone) warranty, so while it may not hold up as well others (corners peeling off, mainly) just sign in and order a free replacement.