The basic booster is a must for any household it is suitable for children who can sit unaided and can be used up to a maximum weight of 15kg the booster has a 3 point safety harness so your child will be restrained in comfortably and most importantly safely whilst they are in the seat there is also an attachment strap to secure your booster to the chair and hold it in place the booster also has 4 white rubber feet to ensure a firmer grip to the chair that it is positioned on it is made from