Strong Portable Modular Stackable Chair

Update: the first custom pad for this little stool is finally available and it's the tic-tac-toe game! https://makerworld.com/en/models/1352008-game-station-tic-tac-toe I previously designed a small chair to welcome my 4-year-old daughter's friends to our home, allowing all the children to gather around a small table. You can find that initial design here on Maker World. I soon discovered that the chair was far sturdier than I had anticipated, leading us adults to utilize it regularly over the past few months as a compact stool around the house. Consequently, I have now developed a new version tailored for everyone’s use, both adults and children. It's a compact yet robust portable stool that minimizes the material required for printing while remaining durable even when made from basic PLA. Several versions available:one "small" 200 mm size with optimized low infill but still very strongone "large" 240 mm size that fills almost the entire print volume and re