Haeundae Daiso: Busan Haeundae (11 Gunam-ro) is 10am–10pm, a short walk from Haeundae Station; Save Zone Haeundae (21 Gunam-ro 29beon-gil) is 10:30am–8:30pm. KUNDAL collagen hair mist (80ml) is ₩3,000 with 9,590 orders, and the Linoia perfume hair serum mist (80ml) is ₩3,000. Both fit your carry-on.