[Product question] Does anyone have any idea what the PA rating on Sun Bum 70 might be?

Beauty Tips For Body Care
I've heard this is a nice formula. I know the difference between factor 50 and 70 isn't much in terms of preventing sunburn but does it mean more UVA protection? http://www.drugstore.com/sun-bum-water-resistant-moisturizing-sunscreen-lotion-spf-70/qxp561683?catid=184137
Girls Blog 2015
Submitted by Bennyfranks88