This high chair is ergonomically designed for more comfort. With a seat height of 19 1/2", this chair easily slides up to dining table. The plastic construction is easy to clean and sanitize. Additionally, the high chair can be stacked to save space when not in use. Seat belt is designed to keep children safe and secure and meets safety standards. Overall measurements are 21 3/4"W x 16 3/4"D x 29 1/2"H.