Radio Shack has the Sony MDR-NC40 Noise Canceling Headphones for $20.
Free shipping to store.
Product Link: http://www.radioshack.com/product/index.jsp?productId=3522500
Amazon is selling them for $60: http://www.amazon.com/Sony-MDR-NC40-Noise-Canceling-Headphone/d
Lightweight head-band NC headphones
Pressure relieving urethane cushion
Passive operation when power is off
Battery life: Up to 40 hours
High quality noise canceling
Compact Folding
Lightweight, Noise-Canceling Headphones For Long Flights
Passive Operation Even When Power Is Off
Pressure-Relieving Urethane Cushion For Comfortable Fitting
