Customers appreciate the attractive appearance and warm lighting provided by these string lights, noting they create a cozy ambiance. The brightness is generally well-received, offering a pleasant glow without being overpowering. While many reviewers praise the quality and durability, with some reporting they have lasted for years, a significant number of customers have experienced issues with bulbs arriving broken or shattering easily during installation. This fragility is a recurring concern, leading to mixed opinions on the product's overall durability.