This 4.5Ft Plum Trampoline Is Perfectly Proportioned For Children, Complete With A Safe Enclosure To Help Prevent Accidents. An L-Shaped Zip Opening Allows Your Youngster To Climb In Safely, Before Zipping Securely To Keep Them Safe And Sound. Even Better, This Small Trampoline Comes With A Cool Sound Jungle That'S Bound To Make Them Even More Excited About Trampolining! A Battery Pack Fits Neatly Into The Surround, Allowing Them To Enjoy All Kinds Of Fun Animal Sounds Again And Again.