Kids Diving Goggle Mask Breathing Tube Shockproof Anti-fog Swimming Glasses Band Snorkeling Underwater Accessories Set1.Comes with PVC, which makes this swimming kit safe and durable2.As for the lens of the swim mask, it features a shockproof function. Even if it suffers the worst impact by the sharpest or heaviest things, it will not break the lens of the diving mask. What's more, its design can also withstand the deep water pressure3.The goggles that are resisted fogging up can keep providing a clear view. When the kids are underwater, their breath will turn the cheaper lens of the mask to blur. However, with the help of this diving mask, she/he can get a fogless experience when swimming, diving, or snorkeling for several hours4.Enjoy the swimming as it becomes more fun, safer and easier. Snorkeling may be dangers because people cannot see anything underwater. But putting on this mask, the kid can get a wonderful visual sense5.The breathing tube can maintain air circulation until the children are ready to inhale. When they intend to breathe, there is not more surprise inside the mouth