Child's weight: 15 to 30 kg. Age: 2 to 6 years. With the Sealife armbands from Beco, your child is safe while swimming. The armbands do not need to be inflated and therefore cannot deflate, significantly extending their lifespan. This is made possible by the neoprene material with foam. The armbands are worn on the upper arm; the openings are pleasantly soft and ensure comfortable wear. The armbands are suitable for toddlers and preschoolers aged 2 to 6 years and weighing 15 to 30 kg. Additionally, they meet strict safety standards.