Draw this shape with pen tool :
Adjust the nodes as shown :
Apply these layer styles in it:
Draw this shape with rounded rectangle tool having radius of 5 pixels :
Apply similar gradient overlay in it. In addition, slightly change the inner shadow settings as shown :
Draw this #91C360 color as shown :
Create a new layer. Draw this shape :
Finally, reduce the opacity of this layer to 33%. Our glossy flask icon is ready :)
More Tutorials: 
