The Ray-Ban RB2213 is a square-shaped sunglass with a modern design, often featuring a black or havana frame and G-15 green or B-15 brown lenses. It offers a double bridge and a bold brow line, drawing inspiration from classic pilot styles. These sunglasses are known for their 100% UV protection and are designed for both style and functionality. 

Here's a more detailed breakdown:

Frame:

• The RB2213 typically features a square frame shape, offering a modern twist on a classic design. 
• The frame is available in polished black or havana (brown) options. 
• The frame is made from injected propionate material, sometimes resulting in visible lines on the temples due to the two-piece molding process. 
• The sunglasses have a double bridge and a bold brow line. 

Lenses:

• The lenses are often G-15 green or B-15 brown, providing a classic and stylish look. 
• The lenses offer 100% UV protection, shielding your eyes from harmful rays. 
• They are also designed for good optical clarity and scratch protection. 
• Some versions feature gradient lenses, such as clear gradient brown lenses. 

Other Features:

• The RB2213 sunglasses have a metal hinge with Ray-Ban etching. 
• The hinges are typically a five-barrel, all-metal design. 
• The sunglasses include a cleaning cloth and case. 
• The sunglasses are available in various sizes. 
• The RB2213 is a modern take on a classic pilot style. 
• Ray-Ban branded logos are present on the lenses and temples for authentication. 

In summary, the Ray-Ban RB2213 is a stylish and functional pair of sunglasses with a square shape, a double bridge, and a bold brow line, available in various frame and lens color combinations.