All t-shirts can be bought through the online store at: http://bentnail.deco-apparel.com/shop 
Six Point Star 4
Five Point Star 1
Five Point Star 2
Like Dislike
Spiral Like
Bipolar
Depression
Planes 2
Planes 4
Harmonics
Wishbrain Head
Wiskbrain Phone
Temperature
Skull Earth
Final Solution
Goldchicken