The Safety 1st Easy Care Swing Tray Booster Seat is suitable for children from 6 months to 22.6kg and features a 3-level height adjustable. This seat is simple and easy to use. Just secure the booster seat onto a dining room chair by using the built in adjustable chair straps. Rubber grippers on the underside of the seat provide better stability and added security. Suitable for children from 6 months to 4 years. 3 level height adjustment. Simple to clean and dishwaher safe. Built-in adjustable chair straps to secure the booster seat onto a dining room chair. Rubber grippers on the underside of seat for better stability. For ages 6 months and over. Suitable for children up to 15kg. Minimal assembly. Manufacturers 2 year guarantee.