Prestige Cat Trees Solid Wood Large Cat Sleeper is handcrafted with the best materials such as solid wood and extremely thick and plush household grade carpet. Materials are very important if you want your furniture to be strong, sturdy, safe and comfortable for your cat and this is exactly what we strive for. The base of this cat tree is over 2 inches thick and heavy so that your cat will not tip it over and it features two large 17 inch circular perches that are aligned perfectly for your cat to access each level.