螺纹组合瓶塞，顶部可以下载自己喜欢的模型，在模型底部用切片软件做一个螺纹负零件打孔，无限组合自己喜欢的瓶塞，瓶塞为tpu材质，需做好孔洞补偿.（下载模型底部直径需大于15mm，可以缩放后再负零件打孔）

Screw combination bottle stopper, you can download your favorite model at the top, use slicing software to make a threaded negative part hole at the bottom of the model, and infinitely combine your favorite bottle stopper. The bottle stopper is made of TPU material, and hole compensation needs to be done(The bottom diameter of the downloaded model needs to be greater than 15mm, which can be scaled before drilling negative parts)