1. Material: canvas nylon 2. Double belt buckle, firm and convenient, easy to operate to prevent rollover 3. Thickened design, safe and high buoyancy 4. Inflatable air nozzle, double-layer silicone 5. This product is only to assist learning to swim, when using it, keep your legs in the water and keep hitting the water to keep your body from falling 6. Size: unfolded 73x27cm 7. Weight: about 150 grams
