USCG Approved: U.S. Coast Guard–approved inflatable life jacket that inflates automatically when submerged or manually by pulling the inflation handle. Includes a backup oral inflation tube. Designed for users aged 16+ and weighing over 80 lbs; fits 30”–52” chest sizes. Stay safe and comfortable on the water with the Onyx A/M-24 Inflatable Life Jacket. Designed for reliability and comfort, this USCG-approved jacket offers both automatic and manual inflation options for versatile use. Made from durable 300-denier polyester, it resists tears and punctures, while the soft neoprene neckline ensures all-day comfort. The A/M-24 automatically inflates upon water immersion or by pulling the Jerk to Inflate handle, and can easily be converted to manual-only inflation. Key Features Automatic or Manual Inflation: Activates upon water immersion or manual pull. Durable Construction: 300-denier polyester fabric helps prevent tears and punctures. Comfort Fit: Extended neoprene neckline reduces chafing and improves comfort. Convertible Design: Switch between automatic/manual or manual-only inflation modes. Backup Inflation: Includes oral inflation option and CO₂ cylinder. USCG Approved: Meets U.S. Coast Guard standards for safety and performance. For Adults: Suitable for users weighing over 80 lbs. Specifications Material: 300-denier polyester Inflation Type: Automatic/Manual (convertible) Approval: USCG Approved Assembly Required: Yes (CO₂ cylinder installation)