Unfortunately the product in Treasure Hunt is not available for direct sale. The product can only be obtained by participating in the Hunt.
While joining the Hunt, you can obtain the product in two ways:
Open the box with the product as a reward. You will receive this product for free.
Open the box with a Super Coupon. You can use this coupon to buy the product at a special price.
For more details and guidance, please refer to the official Treasure Hunt guide.