Weighing only 190 grams, these V8 Supercar children's earmuffs are light but sturdy. They can be folded up to fit in the palm of your hand, making them easy to carry with you, or store away. With an average noise reduction rating of 23dB,. the earmuffs are a class 4 industrial grade earmuff, but designed specifically for children’s smaller heads. The product is supplied by Em’s 4 Kids, a world leader in children;'s hearing protection. Having supplied earmuffs to the likes of Mark Winterbottom and Garth Tander in the past, Em’s 4 Kids is excited to be partnering with V8 Supercars Australia! Age range: 6 months to mid-teens.