Here are some designs i've done recently..

Blue gradient

Cupcake with rhinestones 

Cupcake w/0 rhinestones 

Black Shatter

Base colour of your choice

Despicable me minions

Pink leopard print

Half polkadot

Pastel colours w white stripes

Brown leopard print

French with pink polka

Jack union

Gradient Zebra 

Colourful polka dots

Tumblr inspired polka dots 

More designs coming up, stay tuned :)