Secure, non-slip comfort: Delivers stable fit and comfort through an adjustable elastic headband that prevents slipping during active movement. Anti-lost earplug system: Reliable, functional design keeps earplugs securely positioned, protecting children's ears from pool water irritation for consistent performance during use. Clear vision design: Advanced anti-fog lenses with a nose bridge seal prevent fogging, providing clear visibility during longer swims. Enhanced protection system: Leaks-proof seal coupled with a multi-layer waterproof construction minimizes water ingress and side leaks, delivering consistent and reliable functionality. Key attributes - Fit and comfort: adjustable headband allows a secure, customizable fit. - Ear protection: anti-lost earplug system keeps earplugs in place to protect ears from pool water irritation. - Vision: anti-fog lenses with nose bridge seal for clear sight during extended swimming. - Construction: leak-proof seal and multi-layer waterproof design to prevent water ingress and leaks. - Use cases: suitable for children and family swimming sessions, pool training, and recreational water activities. Use scenarios - Children learning to swim: secure fit and ear protection reduce distractions and irritation, while clear vision supports safer practice. - Family pool days: comfortable, reliable protection during extended water time with easy earplug positioning and anti-fog visibility. - Swim training and lessons: stable fit during vigorous movement, with consistent performance and clear sight for instruction and practice.