Thumb Score: +15 Walmart.com has Honeywell Howard Leight Impact Sport Electronic Earmuff (Green) on sale for $27.87. Free store pickup must be selected for discount to be applied at checkout. Thanks Topper59 Amazon.com also has Honeywell Howard Leight Impact Sport Electronic Earmuff (Green) on sale for $27.87. Shipping is free with Prime or if you spend $35 or more.