21061 The Safety 1st Nature Next Bio-Plastic Booster Seat is made from 50pct bio-plastic, a new generation of durable plastics developed from renewable plant resources. The booster seat includes adjustable chair straps and non-slip rubber feet to help keep the seat steady. In addition, the 3-point harness makes it easy to secure your child during meal times. Features: -Nature Next Bio-Plastic Booster Seat. -Collection: Nature next. -3 point harness keeps child secure. -Non slip rubber feet keeps seat steady. -Adjustable chair straps. -Dimension: 8.5'' H x 13.75'' W x 12.5'' D.