Drainable coaster - sink - No support needed

I make pour-over coffee every day, so I improved my coaster design to sit securely by the sink for holding my coffee dripper. I added a slope to allow water to flow naturally into the sink. Additionally, the current print configuration requires no supports I have set "Variable Layer Height" to enable, “quality/speed” to 0.2 and "Bottom Shell Layer" to 5 in Strength config.Variable layer height is very important:Not Enable:Enabled:Settings:Boost MeIf you like my design, please give me a free boost!Feel free to check out my other designs! My designs focuses more on everyday life.