Open your image. I used 300 x 300 pixels.
OK, I bet you've seen this tutorial a thousand times before, am I right? But it's so simple to do, and with it's great outcome, you'll soon be impressing everyone!
Pick your foreground color, I used 72A2E4, and for the background, FFFFFF.
Step1: Select your polygon lasso tool, and make a triangle like so:
Step 2: Go Layer>New Layer. Then fill your triangle in with the gradient tool:
Step3: Press Ctrl+D, and then go Filter>Distort>Shear. Make a wave like so:
Step 4: Press Ctrl+T, and drag the right box to the left.
Press enter
Add a Drop Shadow with these settings:
And a Inner shadow:
You should now have something like mine:
If not, don't worry, just keep on trying.
More Tutorials: 
