User Weight: Less than 301b. (14 kg) Model 740 The O'Neill Infant Superlite USCG Life Vest is designed for safety and comfort. It features a minimal bulk design , strategic seam placement, and quick-release dual safety buckles for easy use. The vest also includes a zipper safety tab, behind-neck safety loop, and durable exterior for added security. The USCG-approved life vest is made with overlock-stitched, super-strong seams and closed-cell PVC marine foam for durability . The flexible, multidensity design and mesh for drainage ensure a comfortable fit. This high-quality life vest is perfect for keeping your infant safe while on the water