Brown Sunglasses on Sale
A best bet is the SunCloud Unisex Wingman Polarized Sunglasses in Black/Grey (pictured) or Tortoise/Brown for $24.93 plus $5.99 for shipping. That's the lowest total price we could find by $2. They feature nylon frames, 100% UV protection, and more.
Also offered are the Chloe Women's Fashion Sunglasses in Black, model no. CL2260-C01-58-14-140F for $89.99 with free shipping. That's $405 off list and another price low.