• 【Scientific Size Design】Available in S/M/L sizes covering waist circumference from 29-50 inches, precisely matching different age groups for optimal fit and comfort.
• 【Dual Safety Valve System】Features dual spring-press inflation valves with double sealing structure to effectively prevent accidental deflation and ensure safety during use.
• 【Secure Buckle System】High-strength plastic buckle with adjustable waist belt design ensures stable and comfortable wearing that won't easily slip off.
• 【Portable & Compact】Folds down to a compact size and includes repair patch for easy storage in backpacks or luggage.
• 【Swimming Training Support】Provides reliable buoyancy support specifically designed for children's swimming training to help build confidence in water.

Specifications:

• Material: 0.3mm Thick PVC
• Valve Type: Spring-Press Inflation Valve
• Recommended Age: 5+
• Size S: Waist Circumference: 29-36 inch, Net Weight: 0.09kg
• Size M: Waist Circumference: 36-43 inch, Net Weight: 0.105kg
• Size L: Waist Circumference: 40-50 inch, Net Weight: 0.12kg