Keep water out, stay focused, and swim comfortably — designed to protect childrens' ears and eyes while providing a secure, long-lasting fit. Key benefits Secure, comfortable fit: The adjustable elastic headband prevents slipping and maintains a stable fit during extended wear, so goggles stay in place through lessons and play. Ear protection and retention: Built-in earplug function shields childrens' ears from pool water irritation and keeps anti-lost earplug components in place while swimming. Clear, uninterrupted vision: Curved anti-fog lenses deliver consistent clarity so swimmers can maintain concentration without frequent fogging or wiping. Reliable leak prevention: A continuous, multi-layer waterproof seal reduces side leaks and prevents water ingress for dependable protection during activity. Features and performance Function: Combines eye protection with earguard features to reduce water exposure and improve comfort for young swimmers. Compatibility: Designed for childrens' use and for swimmers who need both eye and ear protection; one-size adjustable via the elastic headband for a customized fit. Construction: Elastic adjustable headband, curved anti-fog lenses, and a multi-layer waterproof sealing structure work together to maximize comfort, vision, and leak resistance. Durability: Intended to maintain shape and seal through repeated use and typical pool conditions; anti-fog treatment supports longer-lasting clarity. Practical use scenarios Swim lessons: Keeps ears dry and goggles stable for beginners who move their heads frequently and need consistent visibility. Recreational swimming: Protects sensitive ears during family pool time and prevents earplug loss while playing or diving. Training sessions: Provides steady, fog-free vision and a secure fit for repeated laps, helping young swimmers stay focused. What users can expect A secure, adjustable fit that minimizes slipping during extended use Protection against pool water reaching the ears and a system that holds earplug elements in place Clear, anti-fog vision from curved lenses for uninterrupted activity A multi-layer seal designed to reduce side leaks and water ingress Note: Product components described include an adjustable elastic headband, curved anti-fog lenses, ear protection/earplug retention features, and a multi-layer waterproof sealing structure.