Ray-Ban RB4420 Sunglasses, Black/Dark Grey, 65 mm

Reviews for the Ray-Ban RB4420 are mixed, with several retail listings showing strong praise for the style, comfort, and polarized lenses, while others complain that the frame feels cheap or loose for the price.

• Amazon-style marketplace feedback: product pages and reseller listings indicate generally positive sentiment overall, with many buyers liking the clean square look and included case/cloth, but some 1-star feedback says the sunglasses feel flimsy or do not sit securely.
• Target reviewers: one verified buyer called the quality disappointing and said the frames were cheaply made, despite liking the size.
• Macy's reviewers: multiple customers praised the comfort, fashion appeal, and polarized lenses, describing the sunglasses as stylish and effective for eye strain relief.
• Other retail reviews: John Lewis and similar listings show positive ratings, while some international retail reviews mention fit issues, including the glasses feeling too big or slipping off.
• YouTube: there are genuine YouTube review videos focused on the RB4420, including a dedicated Ray-Ban RB4420 review and a separate review-style video in Korean about the model.

Overall, the RB4420 is seen as a stylish Ray-Ban square frame with good lens quality, but fit and perceived build quality are the main recurring concerns.