On March 26, 2026, Kim Bin-woo took to Instagram to promote a last-day giveaway for the Gashi Air Bubble Mask Pack, writing, "Gashi Air Bubble Mask Pack, last day." The images showcased the product event along with a variety of included gifts.
She spotlighted an additional giveaway open to a total of 11 winners and urged fans to join in. Comments like "Order completed" poured in, reflecting the strong interest.