Printed one before buying colorful materials. :)
Printed by SciBot. (similar to Prusa i3)
35% Size of origin model. almost 8*8cm
(but I found it must be 37% or bigger for 0.4mm nozzle in Cura to print complete tentacles. )
0.4mm nozzle, 0.4mm shell thickness, 0.15mm layer height ,
0% Fill density, Bottom/top thickness 1.2.
10~15 speed, Spent two hours,