Not suitable for: Children under 10 years, Children under 11 years, Children under 12 years, Children under 13 years, Children under 14 years, Children under 15 years, Children under 16 years, Children under 18 years, Children under 3 ft (90 cm), Children under 44 lbs (20 kg), Children under 5 years, Children under 6 years, Children under 7 years, Children under 8 years, Children under 9 years, Cruise ship guests, Drivers under 16 years, Drivers under 18 years, Drivers under 21 years, Hearing-impaired people, Non-swimmers, People afraid of heights, People diving up to 24 hours prior, People over 209 lbs (95 kg), People over 220 lbs (100 kg), People over 243 lbs (110 kg), People over 287 lbs (130 kg), People over 309 lbs (140 kg), People over 60 years, People over 65 years, People over 70 years, People over 75 years, People over 95 years, People prone to seasickness, People under 17 years, People under 19 years, People under 20 years, People under 21 years, People under 66 lbs (30 kg), People under 77 lbs (35 kg), People with animal allergies, People with back problems, People with diabetes, People with epilepsy, People with high blood pressure, People with lactose intolerance, People with low level of fitness, People with nut allergies