Full Face: They cover the entire face, allowing breathing through the nose and offering a wide field of view. The integrated snorkel automatically closes during diving and prevents water ingress. Many models also feature a mount for an action camera.
Single Lens (Monolens): With a single large lens, offering a wider and unobstructed field of view.
Separate Lenses (Dioptric): With two separate lenses (one for each eye), suitable for corrective lens adaptation. It has a lower profile, making it less bulky and fitting closer to the face.
Silicone: They adapt to various face shapes, preventing water entry. They are soft and skin-friendly, while being durable against time, seawater, and sunlight, without hardening or yellowing easily (compared to older PVC).