Pet Enclosure Cover Size: Top cover accessory for dog enclosure cover, suitable for pet enclosure with 4 panels, each panel is about 35-36 inches wide. Please confirm the fence size is suitable for our pet fence sets before purchasing. (To note: Pens are not included!!!) Night reflective tape design: This puppy fence blanket has a unique nighttime reflective strip design, the pen blanket can reflect light at night and in dark places. You can clearly know where your pet's enclosure cover is and not hit it, and you can find its location more accurately. High visibility to protect your furry friend at night. DURABLE AND EASY TO ASSEMBLE: The black pet pen holder is made of durable polyester, providing reliable strength and long-lasting performance. The mesh fabric design lets fresh air in, blocks direct UV rays and creates partial shade from the sun. It has 3 Velcro straps on each side so you can easily attach it to your playpen, and it's easy to remove for easy portability. Prevent your pet from escaping: When you don't Don't have time to spend time supervising your pet, the mesh dog fence cover provides a suitable and safe enclosed space to keep your pet from wandering off and not finding it. The pen cover is made up of 12. It consists of a velcro and the buckle strap is fixed with the pet pen, which makes it strong enough that you don't have to worry about releasing your pet.