Its basically the same case I made here but without strap provisions:
http://www.thingiverse.com/thing:541504
Update 11/14/2014:
Added two thinner walled versions(1mm and 1.5mm). Original version is 2mm wall thickness.
iphone_6_plus_case_-_1.5mm_walls_no_strap.stl | 1.0MB | |
iphone_6_plus_case_-_1mm_walls_no_strap.stl | 1.1MB | |
iphone_6_plus_case_-_no_strap_slots_v1.stl | 1.1MB |