Help your child learn the skills of a lifetime! This training vest has everything that parents need to teach their children how to swim. The cool vest is the perfect combination of support and comfort. Features Simply add or remove the flotation pads to gradually move your child into a proper forward swimming position. It's like training wheels for the water. Graduated flotation advances swimming ability at your child's own pace. Includes 9 removable flotation pads. Hidden pockets keep flotation pads secure. Adjustable side cords help create a snug fit while leaving your child's arms free. Adjustable leg strap keeps the vest in place. For ages 3 to 6. Medium sized vest. Weight: approximately 35-55 lbs. Swim Step 3 - swim training Dimensions: 10"H x 7"W x 3"D Material(s) foam/polyester/spandex/plastic Note: This is not a lifesaving device. Do not leave the child unattended while the product is in use