Worry about safety and following the fields rules, not looking cool. If their rules don't suit you play elsewhere. More than likely though, your mask modification won't be approved until they see the finished product. Then they may say "no" after all the money and work put in. Your only guarantee is to wear paintball approved goggles. The risk is %100 yours. Just so your aware before hand.
ďREALITY IS LIKE A STONE. TO MANY ITíS HARD AND COLD, THEY CANíT HUG IT OR EAT IT, IT ONLY FRUSTERATES THEM AND DOESNíT DO THEM MUCH GOOD. TO OTHERS ITíS STRONG AND DEPENDABLE, YOU CAN BUILD WITH IT, BUILD UPON IT, OR WORK WITH IT, ALSO USE IT TO SMASH PEOPLE IN THE FACE.Ē