- Follow the Nha Trang Bay management rules at the Hon Mun reserve: life jackets are mandatory when swimming, use snorkeling goggles without a long breathing tube to protect the coral, and do not step on or collect coral. - Bring swimwear, a towel, a change of clothes, sunscreen (reef-friendly if possible) and motion-sickness medication if needed. - Optional activities at Hon Mun (scuba diving, seawalker, parasailing, banana boat, jet ski) are charged separately at the operator's posted rates on site. - Children are priced by height: under 1.0m free; 1.0-1.39m child price (about 70% of the adult price); 1.4m and above adult price. - Free pick-up and drop-off at hotels and meeting points in central Nha Trang (Tran Phu, Hung Vuong, Nguyen Thien Thuat, Tue Tinh streets...). Guests in outlying areas (Bai Dai, Cam Ranh, North Peninsula resorts) please contact us in advance for a separate transfer surcharge. - Prices apply to regular days in 2026. Public holidays (New Year, Lunar New Year, Hung Kings' Day 10/3, April 30 - May 1, National Day 2/9) incur a holiday surcharge set at that time. - Timings may change depending on weather, tides and actual traffic conditions.

- Cancel at least 48 hours before departure: 100% refund. - Cancel within 48 hours of departure or no-show: no refund. - Tour cancelled due to weather or authority regulations: 100% refund or date change.

Under 1.0m: free (shares seat with parents, meals at own expense with the family). 1.0-1.39m: child price (about 70% of the adult price, incl. own seat, child meal, entrance fees, boat). 1.4m and above: adult price.