Foldable and compact for travel: The breathing tube is made of liquid silicone, which is foldable, compact, easy to pack (including storage box), super soft, durable, and not easy to rest. In addition, snorkeling can be fixed on the mask to complete yourfree diving.180panoramic anti-fog: The clear anti-fog treatment lens provides you with a 180 panoramic view, allowing you to enjoy the sea view. Molded anti-transition glass can help you resist underwater shocks and protect your eyes.[Ultra wide 180 field of view] The full-face mask snorkel mask has a larger field of view than ordinary diving goggles. The diving mask is very suitable for diving, swimming, snorkeling and other underwater activities. You can enjoy a complete underwaterworld with a 180-degree field of view .Perfect fit and easy adjustment: The improved mask skirt cleverly fits your face and provides water resistance for children. With the easy-to-adjust buckle, the child will be able to fit this mask perfectly.[The best summer gift for children] The children's snorkel mask is designed with a cute cartoon image. The full face snorkeling mask is suitable for children aged 4-11 to have their own cool ocean fun in the hot summer. (To avoid mistakes, please measurethe distance between your child's nose and chin. This diving mask is suitable for a distance of 8.5cm to 10cm)Colour:Green