Customers say these briefs are exceptionally comfortable and fit perfectly without riding up. The stretchy, smooth fabric feels soft against the skin and creates an invisible panty line under clothing. Many reviews highlight the quality construction and durability, with customers reporting years of wear. Frequent comments praise the thoughtful design that accommodates various body types and shapes. Most customers become repeat purchasers, with many noting they've worn this style for years and won't switch brands. A few mention minor sizing inconsistencies and one notes the material doesn't work with adhesive pads.