Hello guys I will show how create a 3dsmax 3d cusions model tutorial.
I have used following techniques shown below in this 3ds max tutorial.
[1]-Click on the chamfer box button and create chamfer box with the following size
Place like me 
[2]-Apply the FFD 8×8x8 and now select the control point
Drag the control point like this 
[3]-Convert the chamfer box into the editable poly and again apply the FFD 3×3x3
Select the control point and drag like me 
[4]-Create more copy and place like me 
[5]-This is my material window and place like me 
[6]-Set the skylight like this with the good following parameter as shown below 
[7]-This is my final image of the cusions
Enjoy 