IRIS Pet Playpen with Door, 24-Inch Specifically designed to fit on the 4-panel IRIS dog pen Secures pet inside IRIS pet pen and keeps them safe from other animals Easily attach and detach the playpen cover with hook and loop tabs Durable dog pen cover is made of washable, lightweight nylon mesh material Dimensions: 46.0"L x 46.0"W x 0.1"H