Customized version of http://www.thingiverse.com/thing:59332

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=59332

Using the following options:

_minimumWallThickness = 0.8
_height = 40
_part = lid
_magnetDiameter = 3.2
_sidewallThickness = 0.8
_magnetHeight = 3.2
_horizontalThickness = 2.5
_width = 100
_hingeGap = 0.2
_rounding = 4
_length = 60