I found this on Amazon, but unfortunately it's just a bunch of blank pictures and one with a G.I. Joe :/
Cat Tent: https://www.amazon.com/gp/product/B001B2OT8U/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1
It's a GigaTent Mini (you can get it for $10 off Amazon) and an Ikea 'Grass' Rug