Customers appreciate the product's sleek designdesign, positive sentiment, lightweight feel, and secure locking mechanism. Many find easy cleanupeasy cleanup, positive sentiment and note that the mouthpiece is convenient for daily use. However, views on durabilitydurability, mixed sentiment are mixed, with some praising its long-term use while others report fragile lids breaking upon drops. Opinions on lid performancelid performance, mixed sentiment are also mixed, as some love the auto-pop feature while others mention leaks or trapped odors in the gasket. Additionally, some reviewers raise concerns about missing featuresmissing features, negative sentiment like the old clip design and lack of replacement parts.