Open New File (Ctrl+N)
Select Rounded Rectangle Tool click on layer



First Step





I used corner radius 30mm

Select shape Copy (Ctrl+C) and Paste(Ctrl+V)



Effect>Stylize>Feather

I used feather radius:30mm



Select shape and click right Arrange>Bring To Front or (Shift+Ctrl+])



Select other rounded rectangle and open swatch panel Window>Swatches

I used whit,black linear color



Select shape and click right Arrange>Bring To Front or (Shift+Ctrl+])



Window>Pathfinder

-Horizontal Align Center



Window>Patfinder

-Vertical Align Center



Window>Transparency

Select shape and setting blending mode I used Multiply



I used opacity 67%



Effect>Stylize>Drop Shadow



Second Step

How make curl brush



Select Spiral Tool



Select brush



Select shape and Copy (Ctrl+C ) and Paste (Ctrl+V) then

Free Transform Tool (E) turn shapes



Select shape and click right button and make "group"





Select shape and click right button "Make Clipping Mask"




Window>Align

Vertical Align Center
Horizontal Align Center



Window>Transparency

Setting blending mode and opacity



Select shape and make "Group"



draw two rounded rectangle

Window>Patfinder

Subtract from shape Area



Window>Align

Horizontal Align Center
Vertical Align Top

Window>Transparency

Setting Blending Mode and Opacity