Protection: Most models include anti-fog coatings on the inner lenses to maintain underwater clarity and UV protection for outdoor use.
Materials: Common materials include silicone for the frames and gaskets for a leak-proof fit, and polycarbonate (PC) or PVC for the lenses.
Adjustability: They typically feature adjustable straps and sometimes detachable or flexible nosepieces to ensure a comfortable fit for different head sizes.
Accessories: Some sets may include additional gear like earplugs or a nose clip