Customized version of http://www.thingiverse.com/thing:99020

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=99020

Using the following options:

size = 18
sleeve_height_percent = 95
sides = 8
top_diameter = 82
bottom_diameter = 59.5
line_thickness = 4
height = 135
thickness = 2
res = 30
border = 3
pattern_spin = 5
overlap = 7
spin = -37
sleeve_z_offset = 0
color = aqua