Child seat footrest, easy to install, with adjustable height and angle. - Product Name: Knee Guard Kids 4 - Recommended Age: Under 9 years old - Weight Limit: Under 30kg - Installation: Easy installation - Height Adjustment: Possible - Angle Adjustment: Possible I am selling this because I bought it but never used it! It is a new, unused, and unopened item, but please understand that it has been stored at home. Please feel free to negotiate the price in the comments!