Baby Health Care Booster Seat is the best  seat that grows with them for your baby! It is so versatile, and it can  be usesd as a Booster Seat or High Chair. Also, it is folding and  portable, so fit for indoor and outdoor use. Good choice for it!  
Features:

  
Comes with a shoulder strap, when you want to carry it out, you can  fold it, become very compact, can be carried as a shoulder bag, very  convenient.
  
With Removable Tray and Activity Center and Soft Cushion and 4  Wheels, can be used as a booster seat or high chair or floor seat or  activity table, good choice for eating, feeding, playing, musical  learning, sitting and so on.
  
Combines with any chair as a high chair, multiple seat belts can be tied to the chair to ensure safety.
  
3 levels of width and height can be adjusted to meet the needs of babies of different weights.
  
Seat size: 14in x 12in x 6.7in/7.8in/9in, Tray size: 13.7in x 8.6in,  Activity Table size: 12.2in x 7in x 5in, Package size: 15in x 10.6in x  12.5in. Package weight: 7 lbs. Ages: 6 Months+. 

Specification:

  
Seat size: 14" x 12" x 6.7" / 7.8" / 9" 
  
Tray size: 13.7" x 8.6"
  
Activity table size: 12.2" x 7" x 5"
  
Package size: 15" x 10.6" x 12.5"
  
Package weight: 7 lbs
  
Ages: 6 months +