Features: Dimensions: 43.5" W x 40" D x 32.5" H. Easily attaches to Premium+ Hutch or use free standing. Expands pet's living space. Assembles easily. Attach this playpen to your Premium+ Rabbit Hutch to give your bunny even more room to roam. Durably constructed of a fir wood frame with a non-toxic finish this pen features galvanized epoxy-coated wire mesh for protection and durability. The Premium + Rabbit Run is constructed with top quality materials and workmanship for increased durability. The Rabbit Run uses a solid wood frame and heavy-duty wire panels to keep your pet safe and secure. A great way to provide your pet with space for exercise and playtime fun. Easily attaches to the Premium + Hutch, sold separately and assembles in just 5 "EZ" steps.