LED Shirts
flashpups.com

LEDs
http://www.superbrightleds.com/

Fish Lightening
http://www.dgkelectronics.com/led-aquarium-lighting-with-an-arduino-based-pwm-timer/

Light Programming Microcontrollers
http://www.aniomagic.com/

WaterProof USB
http://www.avalive.com/NTI/usb2-af-wtp-cs-qrfl/172017/productDetail.php?utm_source=googleBase&utm_medium=feed&utm_content=usb2-af-wtp-cs-qrfl&gclid=COTq5rOpsroCFY9FMgoddh8AMw

Quantum Tunnelling Composite
http://www.peratech.com/qtc-material.html

Magnetic Switches
http://www.iheartswitch.com/blog/choosing-right-magnetic-switch-your-project