1. How to wash the MUSIC SPORT SHIRT?
a. Simply remove the earphones
b. Put the jack inside the pocket
c. Wash at 30 degres C, delicate cycle
d. Dry flat (No tumble dry, no iron, no twisting)
e. It is possible as well to remove the audio cable from the MUSIC SPORT SHIRT before to wash. Although it is not necessary and may take up to 3 minutes to put back the cable afterwards
2. How to change the batteries on the FLASHLIGHT
a. Use 2x CR2032 coin batteries
b. See instructions here YOUTUBE