This a flower vase. Approrpiate for 3d printing. 3d printable stl file attached. stl file repaired and removed all holes. 3d editable STEP file format also attached. You can use all types of plastic and metalic materials to make it. Made of glass materials would good choice. Resize it to reduce 3d printing cost.
Custom size and design possible, you have to contact with me for this.