Woodworking can sometimes get a bit loud, especially when several children are working together. Hammering and sawing make noise. This hearing protection reduces noise by about 24 dB. The earmuff hearing protection is suitable for children aged approximately 4-12 years. A sensible and cool accessory for the woodworking shop, here in the premium version. Color: Blue. DIN EN 352-1:2002 suitable for ages 4 - 12 years Attenuation value: 24.2 dB