Fisher Price Kick & Play Piano Gym details-Some blocks missing It has a sturdy metal

It has a sturdy metal frame and soft mattress pad

Open Strand Polymer Core

This house is accessible from both the front and the back with plenty of room for multiple children to play at once

They can create their own songs or play and sing along with three pre recorded songs

The sensor pad is designed to be used with a regulatory standard baby mattress

Fisher Price Kick & Play Piano Gym details-Some blocks missing It has a sturdy metalCondition: Gently Used "This fun little gym features 4 ways for your little to play. Your little one will enjoy tummy time, sitting and playing, and kicking away at this cute little piano. "