- Size: One size • Suitable for babies from 0 to 3 years (6 to 36 months) with a head size of 43 cm to 58 cm. • Adjustable design with velcro and cord for a perfect and comfortable fit. • Lightweight at only 70 g, ideal for daily use without causing discomfort. • Anti-collision protection that reduces baby head injuries by absorbing impacts. • High-quality materials: 100% cotton lining and soft sponge filling. • Ventilated design that allows breathability, preventing a suffocating feeling. • Recommended for babies who are starting to walk, keeping them away from sharp objects. • Note: Does not replace a safety helmet for activities such as cycling or motorcycling.