K3 Summer Snorkeling Mask Diving Mask Snorkel Mask with Dual Free Breathing System for Adults White and Blue Faucet Spray Heads Prevent soil from spilling during

Prevent soil from spilling during planting and keeping the floor clean and tidy

otherwise flip the side toggle switch to the RX side That is adjusted to the receiving mode

Absorb underarm sweat

5 x 4 inch Sponge

K3 Summer Snorkeling Mask Diving Mask Snorkel Mask with Dual Free Breathing System for Adults White and Blue Faucet Spray Heads Prevent soil from spilling duringDescription: The K3 snorkeling mask is crafted with a patented respiratory system that separates the inhaled air from the exhaled air, without carbon dioxide accumulation in the snorkeling mask. The fresh air enters through the double breathing tube and the air breathed out by the snorkeling diver is exhaled through a one way valve at the mouth. This mechanism ensures that the oxygen concentration in the snorkeling mask is basically the same as that