The PHP Armbands are the perfect swim accessory to help toddlers and children gain confidence in the water and to improve swimming technique. These are bands have dual air chambers and non-return safety valves for added security. These are for use by children who are under constant adult supervision and within arms reach. Never leave your child unattended in the water and always follow the instructions. Please note: This item comes in various sizes, please select the one you require from the drop down above.