Ebay has a 5-pack of Walkers Razor Slim Electronic Shooting Muffs on sale for $169.99 - regularly $319.99! Shipping is free with purchase. Comes in the style Multi Cam Camo Tan.

Description:

Protect your hearing from loud noise with the Walker’s Razor Slim Electronic Muff. Delivering an impressive Noise Reduction Rating (NRR) of 23 dB, this muff is sure to protect your hearing, without interfering. It features comfort fit headband with metal wire frame for all day shooting, with a slim and compact folding design that takes up less space in your bag. The Razor Slim Electronic Muff operates on two AAA batteries (included).