Cabela's offers the Howard Leight Impact Sport Electronic Earmuff in Green, model no. R-01526, for $34.99. Plus, coupon code "4WINTER" bags free shipping. That's the lowest total price we could find by $10. It dampens loud noises with up to 22dB of noise reduction and features low-level ambient sound amplification, 3.5mm auxiliary input, folding design, and up to 350-hours of battery life on two AA batteries (included.)