Ideal Adults Snorkel Set With Fins: Snorkel set includes diving mask with nose cover, anti-splash snorkel, adjustable fins . Whether you are a beginner or an experienced snorkeling enthusiast, this 3-in-1 snorkel set is perfect for your free diving, snorkeling and scuba diving, enjoy your happy underwater journey Anti-Fog Full View Diving Mask: The snorkel mask is made of 180 HD panoramic tempered glass lens and hypoallergenic silicone skirt. The anti-fog big window design of diving mask give you a panoramic underwater view to catch more great scene. Tempered glasses can withstand the water pressure while diving. Soft silicone skirt provides a strong, comfortable seal to prevent water leaks. Adjustable strap provide just the right fit Unobstructed Breathing Dry Top Snorkel: Snorkel adopts high quality silicone exhaust valve, flexible snorkel with dry top valve to prevent water from entering, you can enjoy unobstructed breathing while diving underwater. The food grade mouthpiece is ergonomically designed, your mouth will still feel comfortable even after prolonged use Flexible Adjustable Swim Flippers: The long and wide blades maximize power of every kick by using minimal effort and translate it into speed. The open toe and drop shaped mesh instep design of fins provides multi channels for drainage to help you speed up and reduce resistance. The open heel has an adjustable strap to accommodate different foot shapes and sizes, you can choose to go barefoot or wear water socks/shoes Enjoy Your Diving Moments: The snorkel set with fins is paired with a quick-dry mesh bag make it easy to pack and carry during swimming/diving training. Young Adults or Adults whose size is between 3.5-7.5 should pick size "S/M", and the size between 8-12 should pick "L/XL". Please kindly refer to the flipper size chart to pick yours, and purchase sizes up if you are planning to wear with dive booties together