Feature With extra strong adjustable straps and buckles it can easily and safely be attached to any chair and it won't slip and slide around. Lightweight and portable ,fits any chairs, can use at home and easy to take out to grandma's,or restaurant even to travel. Detachable cover is easy to be removed and hand washed. Multi-purpose,It can also be used as a floor seat mat in living room,nursery,outside terrace or on the sand. Specifications -Size: Approx. size 32 x 32 x 8cm / 12.6x 12.6x 3.1 inch -Adjustable straps length:50-75cm/19.7"-29.2". -Material:Polyester+High density sponge Package Included 1* Baby Toddler Booster Seat(Not include the high Chair) Note?Just Fits chairs, should not be used for the aircraft , car seat etc. Why you should choose to use this Baby Booster Seat for Dining Chair? For most of children, they would like to play with and imitate their older sisters or brothers.Such as play toys,play piano, drawing even equal communicate each other.The baby before 2 years old basically uses baby chair, when baby beyond 2 years old, baby chair is not very suitable any more, so what kind of chair suits? Special additional baby chair takes up big space, the chair that adults use, height is not enough, so how to do?This booster seat dining seat cushion can solve your trouble now. suitable for dining table, dining chair, piano chair, study desk and chair, etc. I use this booster seat for my daughter(16 months years old). She can sit unaided at a table to enjoy the meal with us together,she is very happy.Now she love to eat by herself and do this very well. After dinner, she can play toys,drawing and writing together with her old brother. Save so many time for mother,and release mother?s hands. Sunmall booster seat really is a good choice for your baby.