MATRISYNTH Ts are $20 in the US and $25 outside the US. This includes the shipping cost, three MATRIXSYNTH cards and one magnet. A set of three cards and one magnet, minus the T, is $5.
The T-Shirts are from
Gorilla Screen Printing - highly recommended. If you get Ts done by them, let them know you found out about them here.
Paypal any amount to matrixsynth *at* gmail.com. Be sure to include the shipping address, size and whether you'd like long or short sleeves.
Below are some MATRIXSYNTH Ts and cards spotted in the wild. If you have them, send them in!