I used this for about six months, always with a towel on it. There are thin lines on the display surface (see the second photo). - Main unit, soft mat From the official website: - You can measure the amount of milk intake in 1g increments, allowing you to closely monitor the amount of milk your baby is consuming. - It alleviates the anxiety of mothers who are unsure how much breast milk their baby is drinking. - The weight can be measured in 5g increments up to 8kg and 10g increments up to 20kg, so you can use it even as your baby grows. TANITA Baby Scale with Nursing Function nometa BB-105-IV (Ivory) Brand: TANITA Color: Beige Width (mm): 580 mm Depth (mm): 390 mm Height (mm): 93 mm