➤ How long does the application take? September 13, 2019 07:58 Updated Follow The application should take no longer than 10 minutes. Related articles ➤ How long do I leave Sunny Honey for? ➤ How often should I self-tan? ➤ Can I leave Sunny Honey on overnight? ➤ How many applications can I get from one bottle of the Sunny Honey? ➤ Which tan colour should I go for?