Material: Cloth
Single cat litter does not contain pillows.
S: outer diameter size 38*38*22 cm inner diameter size: 20*20 cm
M: outer diameter size 50*50*22 cm inner diameter size: 30*30 cm
L: outer diameter size 60*60*22 cm inner diameter size: 40*40 cm
The 4-piece set includes: nest, pillow, summer mat, blanket
Note: It's just a cat litter, no pillows