Improved balance control and drowning risk reduction: Provides dependable buoyancy support to keep the core elevated, helping users improve balance and build confidence gradually in aquatic environments. Skinfriendly, durable material: Made from skinfriendly EVA for a comfortable, friction fit. The tearresistant structure and waterresistant properties support steady performance during swimming training. Broad compatibility with adjustable fit: Suitable for both children and adults; the adjustable feature ensures a secure, comfortable fit and supports family practice and teaching applications in various aquatic settings. Easy to use: Minimalist design for quick donning and doffing, featuring an intuitive quickrelease mechanism and simple fastening for readiness across multiple scenarios. Use scenarios: Family pool practice and swimming lessons: Aids beginners as they learn balance and buoyancy under supervision, encouraging progress and confidence in the water. Individual swim training: Supports steady buoyancy during workouts, helping maintain form and reduce fatigue during practice. Aquatic therapy or rehabilitation: Provides controlled buoyancy support to enable lowimpact, guided activities in a therapeutic setting.