The Zoggs Bobin Kids Buoyancy Jacket in blue is designed for children aged 2-3 years old, weighing between 15-18 kg. This flotation device provides safety and support in the water, making it an essential accessory for swimming pools or water activities. With the trusted brand of Zoggs, you can be assured of quality and durability in keeping your little ones afloat while they enjoy their time in the water.