AreaTrend via eBay offers the Ray-Ban Men's Justin Mirrored Sunglasses in Black, model no. RB4165-601/8G-55, for $54.99 with free shipping. That's $5 under our mention from two days ago in another color and the lowest total price we've seen for any Ray-Ban Justin sunglasses. (It's also the best deal for any color today by $29.) They feature UVA and UVB protection and mirrored lenses.