Materials: PLA/ABS filament ​Silicone Caulk​ ​Ecoflex silicone (Any type will do, I used 00-50) Small zip-tie 1/4" barbed connector OR 1/8" tubing Tools: Clamp Cup Spoon Flush snips 3D printer Screwdriver​ Vacuum source (you can use a designated vacuum pump or just your mouth)