“The zip is very stiff to operate - pulling on the zip, overpowers the magnets. Using a teflon spray + literally 100s of open & shuts helps. Opening the bag remains a 2 handed, gloves off, operation!”
“Sits well on the tank, and hasn't moved at all. Handy little bag that takes water bottle, glasses and my phone. Only thing that worried me was the phone gets very hot so can't be used until it cools down.”