▼Safe & Impact Resistant: With an impact-resistant casing made of rugged PVC and a shock absorption system composed of an internal thickened soft sponge and a high density EPS inner shell, this children's safety hat protects the head on impact and avoids injury while exercising. ▼Easy to adjust size: This children's safety hat is made of high-quality materials that are impact-resistant and wear-resistant. It is easy to carry and fit for your kids with the chin with adjuster. It is suitable for 3-8 year old boys and girls with a head circumference of 53cm-55cm. ▼Widely Applicable: This safety hat is made of high-quality materials that can withstand impacts and scratches from various outdoor activities such as cycling, street dancing, roller skating, scooter or pedal. It has a soft lining and an adjustable strap for a snug and cozy fit. ▼Breathable design: This safety hat has a ventilation hole feature that keeps your child's head cool and comfortable. The safety hat is also lightweight and prevents sweating, keeping the head dry and fresh. This is why this safety hat is ideal for long rides in the sun. ▼Practical Present: This children's safety hat is made of durable materials that can withstand impact and protect your child's head from injury. It's a creative gift for kids who love cycling, skating, or scooting.