Features: Portable Anti-Drowning Bracelet: This reusable and universal anti-drowning bracelet is a must-have water sports essential, designed to quickly inflate and bring people to the surface in emergencies, ensuring safety during swimming, surfing, or fishing. Wearable Lifesaving Wristband: Equipped with 2 gas cylinders, this anti-drowning bracelet instantly inflates to provide-buoyancy, acting as a portable life-buoy that keeps you afloat and safe in water-related activities. Quick Surface Recovery: The anti-drowning bracelet automatically inflates when submerged, rapidly bringing the wearer to the surface, making it an ideal swimming safety device for emergencies. Multi-Purpose Water Safety: Perfect for swimming, surfing, or fishing, this universal anti-drowning bracelet serves as lightweight yet reliable survival equipment, ensuring peace of mind in any water adventure. Compact & Reliable Design: This wearable lifesaving wristband is compact, easy to carry, and reusable, offering a practical and efficient solution for drowning prevention in various water sports. Specifications: Material: TPU Size: 26*10.3cm Notes: Please allow slightly errors due to manual measurement and different monitors. Include: 1*Portable Anti-Drowning Bracelet 2pcs*Gas Cylinder