I have a razer very comfy and it excludes alot of the sound from your envoirement.
here are the specs. I reccomend it. Cost me like 30 euro i guess.
Headphones
Frequency Response: 20 - 20,000 Hz
Impedance: 32 Ω at 1kHz
Sensitivity (@1kHz, 1V/Pa): 102 dB ± 4dB at 1 kHzMax
Input Power: 200 mW
Drivers: 40 mm, with neodymium Magnets
Inner Ear Cup Diameter: 50 mm / 1.97”
Cable Length: 3 m / 9.84 ft
Approximate Weight: 225 g / 0.5 lbs
Microphone
Frequency Response: 50 - 16,000 Hz
Sensitivity( @1kHz, 1V/Pa): -37 dB ± 4dB
Signal-to-Noise Ratio: 50 dB
Pick-up pattern: Unidirectional
Cable: 3 meters, Braided Fiber Sheath
Connector: 3.5 mm jack (headphone and mic)