About this 3D model

My old shower holder was broken. I realized that the shower holder is ABS plastic. I can not 3D Modeling very well. So I asked a friend to work.Completed after a few modifications to the 3D Model for 3d printing. 3D Printer: NP-MendelMaterial: ABS Ivory - 1.75mm Layer height: 0.3 mmShell thickness: 1.2 mmInfill: 43%Speed: 20 mm / sTime: 1:30