Shopee Coins can only be used when items are purchased from Preferred Sellers and Shopee Mall sellers. This excludes purchases from the Tickets & Vouchers category.
Shopee Mall and Preferred Sellers can be identified from the following seller labels , or orange tick on the product page or on the seller’s profile.
You can also use the search filter for Shopee Preferred Seller and Shopee Mall Seller as shown in the below screenshot:
For more information on how to use your Shopee coins, kindly go here