• Prevents permanent hearing damage: Ambient noises can reach 100 decibels at just 75 miles per hour, which can cause chronic hearing damage in just 7 minutes. • Enjoy your trip: Alpine's special acoustic filter allows the engine, communication, and navigation systems to remain audible, keeping the driving experience intact. • Comfortable under the helmet: The soft filters fit perfectly into a motorcycle helmet, ideal for long rides without causing irritation. They can be easily removed. • Award-winning Dutch design: Alpine is an innovative leader in quality hearing protection, designing and manufacturing all its earplugs in the Netherlands. • Tested and certified: Dampens sound by 20 dB according to European standards. Sustainable material without silicone, avoiding allergic reactions and irritations even with prolonged use. • Product dimensions: Width 1.6 cm, Height 10.2 cm, Length 8.3 cm, Weight 0.025 kg.