Walrus Puddle Jumper™ Child Walrus Life Jacket (2000023534) by Stearns®. Your child will have a blast finding new ways to have fun on the water with the Stearns® Puddle Jumper® Child Hydroprene™ Life Jacket. The USA Coast Guard-approved design is specially-fitted for children 30-50 lbs. Stearns lightweight Hydroprene™ material is stearns softest material, and when combined with the durable Crosstech® foam, it's perfect for comfortable, all-day wear. Two buckles and a zippered opening make it easy to get your child in and out of the vest, while an adjustable leg strap ensures a secure fit during all the fun at the pool, beach or lake.