Fisher-Price Rainforest Tummy Time Playmat - Tummy time is an important part of babys early development. You can help make it fun time with a comfy mat, Rainforest friends, lively music and sounds! Baby gets a boost from the bolster, and can enjoy looking in the mirror, grasping at toys, or batting the roller to start fun music. Move the toys around when its time to sit and play, or take the activity wedge along for on-the-go fun! Requires 2 AA batteries.