You can buy Wanda Loopy Doll Cup in the following ways:

1. Purchase in physical stores: You can go to Wanda Mall or other authorized sales points to find the counter of Loopy Doll Cup to buy. It may be sold in toy stores or children's stores in Wanda Mall.

2. Purchase online: You can search for "Wanda Loopy Doll Cup" on major e-commerce platforms, such as Taobao, JD.com, Tmall, etc. Make sure to choose a regular seller with a good reputation to purchase to ensure the quality and authenticity of the product.

3. Purchase in the second-hand market: On some second-hand trading platforms, such as Xianyu and Zhuanzhuan, someone may sell second-hand Loopy Doll Cup. It should be noted that there may be problems with quality and cleanliness when purchasing second-hand goods. You can choose to carefully check the condition of the goods and confirm relevant information with the seller.

No matter which purchase method you choose, please make sure to purchase genuine products and choose a channel that can provide formal invoices or appropriate after-sales service for purchase.