Optional basset is available to accommodate younger infants, Four sides of breathable mesh provide 360-degree visibilty of the child, Designed to quickly assemble in a matter of minutes by locking in the sides and pushing down on the center of the play yard. When ready to store or travel, pull up on the center strap and pull the sides to quickly fold and store away in the included storage bag, making it very travel-friendly, The 37" x 25" interior surface and included 3/4" high-density foam mattress provide a spacious, comfortable area for baby during play or nap time, Safety lables and usage instructions are clearly visible