Specifications: Color Blue/Red/Yellow/Black/White/Pink/Purple Material PP polyester sponge Dimension of unfolding 29" x 24" x 20"/21"/22" (L x W x H) Dimension of folding 29" x 24" x 11" (L x W x H) Net Weight 10 lbs Weight capacity 25 lbs Recommended age 6 -18 Months Battery: 2 AA batteries (not included) Box Qty 1(May vary by batch) ? 4-in-1 design allow baby to learn how to walk through the baby walker mode ? Helps the baby walk more independently under the push-behind and push-car modes ? Allows baby to play on the floor under the rolling toy car mode ? Safety bumper and non-slip stair pads for safety ? Seat cushion is comfortable for baby to sit on and convenient for you to wash with the removable design ? 3 adjustable heights for babies with different heights ? It can be used by babies with different strengths through adjustable rear wheels ? 5 non-slip stair pads for additional safety ? Steering wheel shifter and 2 rearview toy mirrors to play ? Greatly attracts little one's attention through music and different lights ? Foldable design for easy storage and space-saving ? Requires 2 AA batteries (not included) ? Safe to use with ASTM and CPSIA certifications