Material: balcony big villa is the green environmental protection material that is made by the material of lumber foundation, can clean with water.Safety: The pet toy house is 100% non-toxic, with good material strength, high hardness, no cracking, no insects, and special waterproof and durable material. It is a reliable toy.Easy to assemble: Just put the right wooden board together and it will become a perfect toy, and the pet can keep its teeth healthy while playing.Entertainment: Natural wood with a colorful look that decorates the pet's home while giving him a fun play point and hidden toys so that it is not alone.Size: 6.6''X5.9''X5.9'', suitable for hamsters, mice, Syrian hamsters and other furry animals.