Specification Color Blue Camouflage White Camouflage Green Camouflage Wine Red Deep Blue Orange YellowMaterial Nylon and TPUWrap 650D Max Waterproof OxfordNet weight 720 g 1 6lbs Gas Cylinder not included Size Universal Adult SizeBuoyancy 150NInflation time less than 5sFloat time more than 48 hours Fit chest sizes 70 125cm 27 55 49 2 inHigh pressure gas cylinders disposable can be replaced not included Widely used in passenger and cargo ships yachts marine police water skimming boats water construction operations offshore drilling platforms flood protection hydrology water conservancy and other places Features â?쳌 Automatically inflates upon immersion in water or when the wearer pulls the inflation handle â?쳌 The product is approved by Chinese Classification Society CCS â?쳌 Soft neckline for all day comfort â?쳌 Reflective stripe for greater visibility in dark â?쳌 Light weight durable and comfortable to wear â?쳌 Automatically inflates upon immersion in water â?쳌 Reusable washable easy to air dry and repack â?쳌 Perfect for sailing boating hunting swimming etc Guide 1 Manual Inflate Pull the rope which at the side of sign pull when you are to touching the water and the CO2 cylinder inflates the Gas chamber automatically within 3 5 seconds and then the buoyancy will keep the head and the shoulders out of the water 2 Blow Blow air by using the oral tube to inflate 3 Attention Kindly notedthat due to different production batches logo LIFT JA