L Shaped Sofa Free 3D model

I made this model free because I don't find it good enough to sell for money, but I would appreciate any feedback and advise.

This is a sofa I made the textures I used were:

Black leather: http://www.psd-dude.com/tutorials/resources-images/beautiful-leather-textures-for-photoshop-artists-/webtreats-black-leather---------pattern.jpg

Brown leather: https://i.pinimg.com/originals/f4/3b/b3/f43bb3d12d937effadbc3b5b3081552e.jpg

Laminate wood: http://static.wilsonart.com.cdnga.net/media/catalog/product/1/5/1539_2.jpg