Joined: Dec 2004
Posts: 12,547
Likes: 797
From: Middle of da Mitten
Bikes: Trek 7500, RANS V-Rex, Optima Baron, Velokraft NoCom, M-5 Carbon Highracer, Catrike Speed
My Coroplast ones were never noisy, unless you counted the wind in my ears. I have heard lexan ones described that way, though.