The house has enough room to your beloved pets,A quiet place to sleep.enjoy breathable and comfortable living,Not suitable for larger pets such as Totoro or Guinea pig. Made of high quality wood,Non-toxic paint,full Wood fragrance,safe for animals.without any chemiacl treatments. Sturdy wood house provide pets with a safe and interesting home,with lookout holes to keep an eye out. Simple assembly steps,pls refer the Pic.There is same style large size and other styles of wooden houses for purchase in our store. Package includes:1pc Hamster maze wood house+Assembly instruction sheet