Vector Art - T-Shirt Designs

Not sure if I've submitted to the right category. Anyways, these are some of my designs that Im going to submit over to threadless.com. The "let's fly" shirt.. I've submitted it like a month ago and I've received alot of good feedback. That's y I wanna try create more vectors that is suitable for a t-shirt design. Still learning . Let me know which one u interested in and would wear it.. I wanna know! , Thanks!

Any comments appreciated!